diff --git a/src/main/java/org/gridsuite/study/server/notification/NotificationService.java b/src/main/java/org/gridsuite/study/server/notification/NotificationService.java
index 0db522bc1..a16191267 100644
--- a/src/main/java/org/gridsuite/study/server/notification/NotificationService.java
+++ b/src/main/java/org/gridsuite/study/server/notification/NotificationService.java
@@ -8,6 +8,7 @@
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import org.gridsuite.study.server.dto.ComputationType;
 import org.gridsuite.study.server.dto.StudyIndexationStatus;
 import org.gridsuite.study.server.networkmodificationtree.dto.InsertMode;
 import org.gridsuite.study.server.notification.dto.NetworkImpactsInfos;
@@ -38,6 +39,7 @@ public class NotificationService {
     public static final String HEADER_NODES = "nodes";
     public static final String HEADER_STUDY_UUID = "studyUuid";
     public static final String HEADER_UPDATE_TYPE = "updateType";
+    public static final String HEADER_COMPUTATION_TYPE = "computationType";
     public static final String HEADER_UPDATE_TYPE_SUBSTATIONS_IDS = "substationsIds";
     public static final String HEADER_USER_ID = "userId";
     public static final String HEADER_MODIFIED_BY = "modifiedBy";
@@ -80,6 +82,7 @@ public class NotificationService {
     public static final String UPDATE_TYPE_STATE_ESTIMATION_FAILED = "stateEstimation_failed";
     public static final String UPDATE_TYPE_STATE_ESTIMATION_RESULT = "stateEstimationResult";
     public static final String UPDATE_TYPE_STATE_ESTIMATION_STATUS = "stateEstimation_status";
+    public static final String UPDATE_TYPE_COMPUTATION_PARAMETERS = "computationParametersUpdated";
 
     public static final String MODIFICATIONS_CREATING_IN_PROGRESS = "creatingInProgress";
     public static final String MODIFICATIONS_STASHING_IN_PROGRESS = "stashingInProgress";
@@ -166,6 +169,15 @@ public void emitStudyChanged(UUID studyUuid, UUID nodeUuid, String updateType) {
                 .build());
     }
 
+    @PostCompletion
+    public void emitComputationParamsChanged(UUID studyUuid, ComputationType computationType) {
+        sendUpdateMessage(MessageBuilder.withPayload("")
+               .setHeader(HEADER_STUDY_UUID, studyUuid)
+               .setHeader(HEADER_UPDATE_TYPE, UPDATE_TYPE_COMPUTATION_PARAMETERS)
+               .setHeader(HEADER_COMPUTATION_TYPE, computationType.name())
+               .build());
+    }
+
     public void emitStudyCreationError(UUID studyUuid, String userId, String errorMessage) {
         sendUpdateMessage(MessageBuilder.withPayload("")
                 .setHeader(HEADER_STUDY_UUID, studyUuid)
diff --git a/src/main/java/org/gridsuite/study/server/service/StudyService.java b/src/main/java/org/gridsuite/study/server/service/StudyService.java
index 67f9b7fd2..44885f1b9 100644
--- a/src/main/java/org/gridsuite/study/server/service/StudyService.java
+++ b/src/main/java/org/gridsuite/study/server/service/StudyService.java
@@ -822,6 +822,7 @@ public void setSecurityAnalysisParametersValues(UUID studyUuid, String parameter
         createOrUpdateSecurityAnalysisParameters(studyUuid, studyEntity, parameters);
         notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS);
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, SECURITY_ANALYSIS);
     }
 
     public NonEvacuatedEnergyParametersInfos getNonEvacuatedEnergyParametersInfos(UUID studyUuid) {
@@ -847,6 +848,7 @@ public boolean setLoadFlowParameters(UUID studyUuid, String parameters, String u
         notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_NON_EVACUATED_ENERGY_STATUS);
         notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_DYNAMIC_SIMULATION_STATUS);
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, LOAD_FLOW);
         return userProfileIssue;
     }
 
@@ -877,6 +879,8 @@ public void updateLoadFlowProvider(UUID studyUuid, String provider, String userI
             loadflowService.updateLoadFlowProvider(studyEntity.getLoadFlowParametersUuid(), provider);
             invalidateLoadFlowStatusOnAllNodes(studyUuid);
             notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_LOADFLOW_STATUS);
+            notificationService.emitComputationParamsChanged(studyUuid, LOAD_FLOW);
+
         });
     }
 
@@ -889,6 +893,7 @@ public void updateSecurityAnalysisProvider(UUID studyUuid, String provider, Stri
             securityAnalysisService.updateSecurityAnalysisProvider(studyEntity.getSecurityAnalysisParametersUuid(), provider);
             invalidateSecurityAnalysisStatusOnAllNodes(studyUuid);
             notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS);
+            notificationService.emitComputationParamsChanged(studyUuid, SECURITY_ANALYSIS);
         });
     }
 
@@ -916,6 +921,7 @@ public void updateDynamicSimulationProvider(UUID studyUuid, String provider, Str
             studyEntity.setDynamicSimulationProvider(provider != null ? provider : defaultDynamicSimulationProvider);
             invalidateDynamicSimulationStatusOnAllNodes(studyUuid);
             notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_DYNAMIC_SIMULATION_STATUS);
+            notificationService.emitComputationParamsChanged(studyUuid, DYNAMIC_SIMULATION);
         });
     }
 
@@ -947,6 +953,8 @@ public void setShortCircuitParameters(UUID studyUuid, @Nullable String shortCirc
             studyRepository.save(studyEntity);
         }
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, SHORT_CIRCUIT);
+
     }
 
     @Transactional
@@ -1841,6 +1849,8 @@ public void setVoltageInitParameters(UUID studyUuid, StudyVoltageInitParameters
         createOrUpdateVoltageInitParameters(studyEntity, parameters.getComputationParameters());
         notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_VOLTAGE_INIT_STATUS);
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, VOLTAGE_INITIALIZATION);
+
     }
 
     public StudyVoltageInitParameters getVoltageInitParameters(UUID studyUuid) {
@@ -1879,6 +1889,8 @@ public List<ModelInfos> getDynamicSimulationModels(UUID studyUuid, UUID nodeUuid
     public void setDynamicSimulationParameters(UUID studyUuid, DynamicSimulationParametersInfos dsParameter, String userId) {
         updateDynamicSimulationParameters(studyUuid, DynamicSimulationService.toEntity(dsParameter != null ? dsParameter : DynamicSimulationService.getDefaultDynamicSimulationParameters(), objectMapper));
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, DYNAMIC_SIMULATION);
+
     }
 
     public DynamicSimulationParametersInfos getDynamicSimulationParameters(UUID studyUuid) {
@@ -2056,6 +2068,7 @@ public void setSensitivityAnalysisParameters(UUID studyUuid, String parameters,
         createOrUpdateSensitivityAnalysisParameters(studyUuid, parameters);
         notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_SENSITIVITY_ANALYSIS_STATUS);
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, SENSITIVITY_ANALYSIS);
     }
 
     @Transactional
@@ -2064,6 +2077,8 @@ public void setNonEvacuatedEnergyParametersInfos(UUID studyUuid, NonEvacuatedEne
                 NonEvacuatedEnergyService.toEntity(parameters != null ? parameters :
                         NonEvacuatedEnergyService.getDefaultNonEvacuatedEnergyParametersInfos()));
         notificationService.emitElementUpdated(studyUuid, userId);
+        notificationService.emitComputationParamsChanged(studyUuid, NON_EVACUATED_ENERGY_ANALYSIS);
+
     }
 
     public void createOrUpdateSensitivityAnalysisParameters(UUID studyUuid, String parameters) {
@@ -2159,6 +2174,7 @@ public void updateNonEvacuatedEnergyProvider(UUID studyUuid, String provider, St
             studyEntity.setNonEvacuatedEnergyProvider(provider != null ? provider : defaultNonEvacuatedEnergyProvider);
             invalidateNonEvacuatedEnergyAnalysisStatusOnAllNodes(studyUuid);
             notificationService.emitStudyChanged(studyUuid, null, NotificationService.UPDATE_TYPE_NON_EVACUATED_ENERGY_STATUS);
+            notificationService.emitComputationParamsChanged(studyUuid, NON_EVACUATED_ENERGY_ANALYSIS);
         });
     }
 
diff --git a/src/test/java/org/gridsuite/study/server/LoadFlowTest.java b/src/test/java/org/gridsuite/study/server/LoadFlowTest.java
index fd4281baf..db63fa564 100644
--- a/src/test/java/org/gridsuite/study/server/LoadFlowTest.java
+++ b/src/test/java/org/gridsuite/study/server/LoadFlowTest.java
@@ -67,6 +67,7 @@
 import static org.gridsuite.study.server.StudyConstants.HEADER_USER_ID;
 import static org.gridsuite.study.server.dto.ComputationType.LOAD_FLOW;
 import static org.gridsuite.study.server.notification.NotificationService.HEADER_UPDATE_TYPE;
+import static org.gridsuite.study.server.notification.NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS;
 import static org.junit.Assert.*;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.doAnswer;
@@ -647,6 +648,9 @@ private void createOrUpdateParametersAndDoChecks(UUID studyNameUserIdUuid, Strin
 
         message = output.receive(TIMEOUT, elementUpdateDestination);
         assertEquals(studyNameUserIdUuid, message.getHeaders().get(NotificationService.HEADER_ELEMENT_UUID));
+        message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
     }
 
     @Test
diff --git a/src/test/java/org/gridsuite/study/server/NonEvacuatedEnergyTest.java b/src/test/java/org/gridsuite/study/server/NonEvacuatedEnergyTest.java
index cd6c2ec0b..c3dfd1c85 100644
--- a/src/test/java/org/gridsuite/study/server/NonEvacuatedEnergyTest.java
+++ b/src/test/java/org/gridsuite/study/server/NonEvacuatedEnergyTest.java
@@ -72,6 +72,7 @@
 import static org.gridsuite.study.server.StudyConstants.HEADER_RECEIVER;
 import static org.gridsuite.study.server.StudyConstants.HEADER_USER_ID;
 import static org.gridsuite.study.server.notification.NotificationService.HEADER_UPDATE_TYPE;
+import static org.gridsuite.study.server.notification.NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS;
 import static org.junit.Assert.*;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.doAnswer;
@@ -658,6 +659,8 @@ public void testNonEvacuatedEnergyParameters() throws Exception {
                 .contentType(MediaType.APPLICATION_JSON)
                 .content(myBodyJson)).andExpect(
             status().isOk());
+        Message<byte[]> message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
 
         mockMvc.perform(get("/v1/studies/{studyUuid}/non-evacuated-energy/parameters", studyNameUserIdUuid)).andExpectAll(
             status().isOk(),
diff --git a/src/test/java/org/gridsuite/study/server/SecurityAnalysisTest.java b/src/test/java/org/gridsuite/study/server/SecurityAnalysisTest.java
index a2bf0776f..633776bb6 100644
--- a/src/test/java/org/gridsuite/study/server/SecurityAnalysisTest.java
+++ b/src/test/java/org/gridsuite/study/server/SecurityAnalysisTest.java
@@ -655,6 +655,7 @@ public void testSecurityAnalysisParameters() throws Exception {
         assertTrue(TestUtils.getRequestsDone(1, server).stream().anyMatch(r -> r.matches("/v1/parameters/" + SECURITY_ANALYSIS_PARAMETERS_UUID)));
         assertEquals(SECURITY_ANALYSIS_PARAMETERS_UUID, studyRepository.findById(studyNameUserIdUuid).orElseThrow().getSecurityAnalysisParametersUuid());
         assertEquals(NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+        assertEquals(NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
         //get security analysis parameters but with an already registered securityAnalysisParametersUuid
         mockMvc.perform(get("/v1/studies/{studyUuid}/security-analysis/parameters", studyNameUserIdUuid)).andExpectAll(
                 status().isOk(),
@@ -669,6 +670,7 @@ public void testSecurityAnalysisParameters() throws Exception {
                         .content(mnBodyJson)).andExpect(
                 status().isOk());
         assertEquals(NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+        assertEquals(NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
         assertTrue(TestUtils.getRequestsDone(1, server).stream().anyMatch(r -> r.matches("/v1/parameters/" + SECURITY_ANALYSIS_PARAMETERS_UUID)));
         assertEquals(SECURITY_ANALYSIS_PARAMETERS_UUID, studyRepository.findById(studyNameUserIdUuid).orElseThrow().getSecurityAnalysisParametersUuid());
     }
@@ -690,6 +692,7 @@ public void testCreateSecurityAnalysisParameters() throws Exception {
 
         assertEquals(SECURITY_ANALYSIS_PARAMETERS_UUID, studyRepository.findById(studyUuid).orElseThrow().getSecurityAnalysisParametersUuid());
         assertEquals(NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+        assertEquals(NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
         Set<String> requests = TestUtils.getRequestsDone(1, server);
         assertTrue(requests.stream().anyMatch(r -> r.matches("/v1/parameters")));
     }
diff --git a/src/test/java/org/gridsuite/study/server/SensitivityAnalysisTest.java b/src/test/java/org/gridsuite/study/server/SensitivityAnalysisTest.java
index 5cd4b2116..413e99396 100644
--- a/src/test/java/org/gridsuite/study/server/SensitivityAnalysisTest.java
+++ b/src/test/java/org/gridsuite/study/server/SensitivityAnalysisTest.java
@@ -70,6 +70,7 @@
 import static org.gridsuite.study.server.StudyConstants.HEADER_USER_ID;
 import static org.gridsuite.study.server.dto.ComputationType.SENSITIVITY_ANALYSIS;
 import static org.gridsuite.study.server.notification.NotificationService.HEADER_UPDATE_TYPE;
+import static org.gridsuite.study.server.notification.NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS;
 import static org.gridsuite.study.server.utils.TestUtils.getBinaryAsBuffer;
 import static org.junit.Assert.*;
 import static org.mockito.ArgumentMatchers.any;
@@ -719,9 +720,13 @@ private void setParametersAndDoChecks(UUID studyNameUserIdUuid, String parameter
                 .content(parameters)).andExpect(
             status().isOk());
 
-        Message<byte[]> sensiStatusMessage = output.receive(TIMEOUT, studyUpdateDestination);
-        assertEquals(studyNameUserIdUuid, sensiStatusMessage.getHeaders().get(NotificationService.HEADER_STUDY_UUID));
-        assertEquals(NotificationService.UPDATE_TYPE_SENSITIVITY_ANALYSIS_STATUS, sensiStatusMessage.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+        Message<byte[]> message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertEquals(studyNameUserIdUuid, message.getHeaders().get(NotificationService.HEADER_STUDY_UUID));
+        assertEquals(NotificationService.UPDATE_TYPE_SENSITIVITY_ANALYSIS_STATUS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
+        message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertEquals(studyNameUserIdUuid, message.getHeaders().get(NotificationService.HEADER_STUDY_UUID));
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
 
         Message<byte[]> elementUpdateMessage = output.receive(TIMEOUT, elementUpdateDestination);
         assertEquals(studyNameUserIdUuid, elementUpdateMessage.getHeaders().get(NotificationService.HEADER_ELEMENT_UUID));
diff --git a/src/test/java/org/gridsuite/study/server/ShortCircuitTest.java b/src/test/java/org/gridsuite/study/server/ShortCircuitTest.java
index 14eb04f06..e82b6ea2a 100644
--- a/src/test/java/org/gridsuite/study/server/ShortCircuitTest.java
+++ b/src/test/java/org/gridsuite/study/server/ShortCircuitTest.java
@@ -61,6 +61,7 @@
 import static org.gridsuite.study.server.StudyConstants.HEADER_RECEIVER;
 import static org.gridsuite.study.server.StudyConstants.HEADER_USER_ID;
 import static org.gridsuite.study.server.notification.NotificationService.HEADER_UPDATE_TYPE;
+import static org.gridsuite.study.server.notification.NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS;
 import static org.gridsuite.study.server.utils.TestUtils.getBinaryAsBuffer;
 import static org.junit.Assert.*;
 import static org.mockito.ArgumentMatchers.any;
@@ -282,6 +283,7 @@ public void testShortCircuitAnalysisParameters() throws Exception {
                         .header(HEADER_USER_ID, "testUserId")
                         .content("{\"dumb\": \"json\"}").contentType(MediaType.APPLICATION_JSON))
                 .andExpect(status().isOk());
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
         assertTrue(TestUtils.getRequestsDone(1, server).stream().anyMatch(r -> r.equals("/v1/parameters/" + SHORT_CIRCUIT_ANALYSIS_PARAMETERS_UUID)));
     }
 
diff --git a/src/test/java/org/gridsuite/study/server/StudyControllerDynamicSimulationTest.java b/src/test/java/org/gridsuite/study/server/StudyControllerDynamicSimulationTest.java
index 92bc417d1..b48db4ec1 100644
--- a/src/test/java/org/gridsuite/study/server/StudyControllerDynamicSimulationTest.java
+++ b/src/test/java/org/gridsuite/study/server/StudyControllerDynamicSimulationTest.java
@@ -65,6 +65,7 @@
 import java.util.*;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertEquals;
 import static org.mockito.BDDMockito.any;
 import static org.mockito.BDDMockito.eq;
 import static org.mockito.Mockito.when;
@@ -725,11 +726,13 @@ public void testGetDynamicSimulationModelsGivenEmptyMapping() throws Exception {
     }
 
     private void checkNotificationsAfterInjectingDynamicSimulationParameters(UUID studyUuid) {
-        // must have message UPDATE_TYPE_DYNAMIC_SIMULATION_STATUS from channel : studyUpdateDestination
+        // must have message UPDATE_TYPE_DYNAMIC_SIMULATION_STATUS and UPDATE_TYPE_COMPUTATION_PARAMETERS from channel : studyUpdateDestination
         Message<byte[]> studyUpdateMessage = output.receive(TIMEOUT, studyUpdateDestination);
         assertThat(studyUpdateMessage.getHeaders())
                 .containsEntry(NotificationService.HEADER_STUDY_UUID, studyUuid)
                 .containsEntry(NotificationService.HEADER_UPDATE_TYPE, NotificationService.UPDATE_TYPE_DYNAMIC_SIMULATION_STATUS);
+        studyUpdateMessage = output.receive(TIMEOUT, studyUpdateDestination);
+        assertEquals(NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS, studyUpdateMessage.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
 
         // must have message HEADER_USER_ID_VALUE from channel : elementUpdateDestination
         Message<byte[]> elementUpdateMessage = output.receive(TIMEOUT, elementUpdateDestination);
diff --git a/src/test/java/org/gridsuite/study/server/StudyTest.java b/src/test/java/org/gridsuite/study/server/StudyTest.java
index b9e543be8..3ea3b8f00 100644
--- a/src/test/java/org/gridsuite/study/server/StudyTest.java
+++ b/src/test/java/org/gridsuite/study/server/StudyTest.java
@@ -91,6 +91,7 @@
 import static org.gridsuite.study.server.StudyConstants.HEADER_USER_ID;
 import static org.gridsuite.study.server.StudyException.Type.STUDY_NOT_FOUND;
 import static org.gridsuite.study.server.notification.NotificationService.DEFAULT_ERROR_MESSAGE;
+import static org.gridsuite.study.server.notification.NotificationService.UPDATE_TYPE_COMPUTATION_PARAMETERS;
 import static org.gridsuite.study.server.utils.MatcherBasicStudyInfos.createMatcherStudyBasicInfos;
 import static org.gridsuite.study.server.utils.MatcherCreatedStudyBasicInfos.createMatcherCreatedStudyBasicInfos;
 import static org.gridsuite.study.server.utils.MatcherStudyInfos.createMatcherStudyInfos;
@@ -2584,6 +2585,11 @@ public void providerTest() throws Exception {
         Message<byte[]> message = output.receive(TIMEOUT, studyUpdateDestination);
         assertNotNull(message);
         assertEquals(NotificationService.UPDATE_TYPE_LOADFLOW_STATUS, message.getHeaders().get(HEADER_UPDATE_TYPE));
+        message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertNotNull(message);
+
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
         assertNotNull(output.receive(TIMEOUT, elementUpdateDestination));
 
         mockMvc.perform(post("/v1/studies/{studyUuid}/security-analysis/provider", studyUuid)
@@ -2594,6 +2600,11 @@ public void providerTest() throws Exception {
         message = output.receive(TIMEOUT, studyUpdateDestination);
         assertNotNull(message);
         assertEquals(NotificationService.UPDATE_TYPE_SECURITY_ANALYSIS_STATUS, message.getHeaders().get(HEADER_UPDATE_TYPE));
+
+        message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertNotNull(message);
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
         assertNotNull(output.receive(TIMEOUT, elementUpdateDestination));
 
         mockMvc.perform(post("/v1/studies/{studyUuid}/non-evacuated-energy/provider", studyUuid)
@@ -2604,6 +2615,10 @@ public void providerTest() throws Exception {
         message = output.receive(TIMEOUT, studyUpdateDestination);
         assertNotNull(message);
         assertEquals(NotificationService.UPDATE_TYPE_NON_EVACUATED_ENERGY_STATUS, message.getHeaders().get(HEADER_UPDATE_TYPE));
+        message = output.receive(TIMEOUT, studyUpdateDestination);
+        assertNotNull(message);
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
         assertNotNull(output.receive(TIMEOUT, elementUpdateDestination));
 
         mockMvc.perform(get("/v1/studies/{studyUuid}/non-evacuated-energy/provider", studyUuid))
diff --git a/src/test/java/org/gridsuite/study/server/VoltageInitTest.java b/src/test/java/org/gridsuite/study/server/VoltageInitTest.java
index 1d9a253cd..488b21e8d 100644
--- a/src/test/java/org/gridsuite/study/server/VoltageInitTest.java
+++ b/src/test/java/org/gridsuite/study/server/VoltageInitTest.java
@@ -359,6 +359,9 @@ private void createOrUpdateParametersAndDoChecks(UUID studyNameUserIdUuid, Study
         Message<byte[]> voltageInitStatusMessage = output.receive(TIMEOUT, studyUpdateDestination);
         assertEquals(studyNameUserIdUuid, voltageInitStatusMessage.getHeaders().get(NotificationService.HEADER_STUDY_UUID));
         assertEquals(NotificationService.UPDATE_TYPE_VOLTAGE_INIT_STATUS, voltageInitStatusMessage.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+        Message<byte[]> message = output.receive(TIMEOUT, studyUpdateDestination);
+
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, message.getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
 
         Message<byte[]> elementUpdateMessage = output.receive(TIMEOUT, elementUpdateDestination);
         assertEquals(studyNameUserIdUuid, elementUpdateMessage.getHeaders().get(NotificationService.HEADER_ELEMENT_UUID));
@@ -424,6 +427,8 @@ public void testUpdatingParametersWithSameComputationParametersDoesNotInvalidate
 
         // STUDY_CHANGED event
         output.receive(1000, studyUpdateDestination);
+        assertEquals(UPDATE_TYPE_COMPUTATION_PARAMETERS, output.receive(TIMEOUT, studyUpdateDestination).getHeaders().get(NotificationService.HEADER_UPDATE_TYPE));
+
     }
 
     @Test