diff --git a/osgp/platform/osgp-secret-management/pom.xml b/osgp/platform/osgp-secret-management/pom.xml
index d52b7fe530..cb51812f72 100644
--- a/osgp/platform/osgp-secret-management/pom.xml
+++ b/osgp/platform/osgp-secret-management/pom.xml
@@ -21,7 +21,7 @@ SPDX-License-Identifier: Apache-2.0
 
   <properties>
     <java.version>17</java.version>
-    <spring.boot.version>3.3.9</spring.boot.version>
+    <spring.boot.version>3.4.3</spring.boot.version>
     <osgp-ws-secret-management-version>${project.parent.version}</osgp-ws-secret-management-version>
     <apache.ws.xlmschema.version>2.3.1</apache.ws.xlmschema.version>
     <wsdl4j.version>1.6.3</wsdl4j.version>
diff --git a/osgp/platform/osgp-throttling-service/pom.xml b/osgp/platform/osgp-throttling-service/pom.xml
index 82c2fa555e..029bccddaa 100644
--- a/osgp/platform/osgp-throttling-service/pom.xml
+++ b/osgp/platform/osgp-throttling-service/pom.xml
@@ -23,7 +23,7 @@ SPDX-License-Identifier: Apache-2.0
   </parent>
 
   <properties>
-    <spring.boot.version>3.3.9</spring.boot.version>
+    <spring.boot.version>3.4.3</spring.boot.version>
     <failOnMissingWebXml>false</failOnMissingWebXml>
   </properties>
 
diff --git a/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/pom.xml b/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/pom.xml
index f6bb74172e..5b38b227d3 100644
--- a/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/pom.xml
+++ b/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/pom.xml
@@ -23,7 +23,7 @@ SPDX-License-Identifier: Apache-2.0
   <properties>
     <display.version>${project.version}-${BUILD_TAG}</display.version>
     <commons.collections.version>4.4</commons.collections.version>
-    <spring.boot.version>3.3.9</spring.boot.version>
+    <spring.boot.version>3.4.3</spring.boot.version>
     <skipITs>true</skipITs>
   </properties>
 
diff --git a/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/simulator/pom.xml b/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/simulator/pom.xml
index 9a34d161b9..c9c24bd260 100644
--- a/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/simulator/pom.xml
+++ b/osgp/protocol-adapter-dlms/osgp-protocol-simulator-dlms/simulator/pom.xml
@@ -56,7 +56,7 @@ SPDX-License-Identifier: Apache-2.0
 <!--   </dependencyManagement> -->
 
   <properties>
-    <spring.boot.version>3.3.9</spring.boot.version>
+    <spring.boot.version>3.4.3</spring.boot.version>
   </properties>
 
   <build>