diff --git a/src/integrationTest/java/uk/gov/hmcts/darts/testutils/stubs/TranscriptionDocumentStub.java b/src/integrationTest/java/uk/gov/hmcts/darts/testutils/stubs/TranscriptionDocumentStub.java
index 19f7b73ac5..9b3755e828 100644
--- a/src/integrationTest/java/uk/gov/hmcts/darts/testutils/stubs/TranscriptionDocumentStub.java
+++ b/src/integrationTest/java/uk/gov/hmcts/darts/testutils/stubs/TranscriptionDocumentStub.java
@@ -1,6 +1,7 @@
 package uk.gov.hmcts.darts.testutils.stubs;
 
 import lombok.RequiredArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Component;
 import uk.gov.hmcts.darts.common.entity.CourtCaseEntity;
 import uk.gov.hmcts.darts.common.entity.CourtroomEntity;
@@ -96,8 +97,8 @@ public List<TranscriptionDocumentEntity> generateTranscriptionEntities(int count
                     .getQueryString(UUID.randomUUID() + Integer.toString(transriptionDocumentCount)), userAccountRepository.getReferenceById(0));
 
             for (int i = 0; i < caseCount; i++) {
-                caseEntity = courtCaseStub.createAndSaveMinimalCourtCase(TranscriptionDocumentSubStringQueryEnum.COURT_HOUSE.getQueryString(
-                    UUID.randomUUID() + "Case Number" + transriptionDocumentCount + i), courtroomEntity.getCourthouse().getId());
+                caseEntity = courtCaseStub.createAndSaveMinimalCourtCase(StringUtils.right(TranscriptionDocumentSubStringQueryEnum.COURT_HOUSE.getQueryString(
+                    UUID.randomUUID() + "Case Number" + transriptionDocumentCount + i), 32), courtroomEntity.getCourthouse().getId());
                 caseEntityList.add(caseEntity);
             }
 
diff --git a/src/main/resources/openapi/audio.yaml b/src/main/resources/openapi/audio.yaml
index 570dfe9bf8..bd33c0689a 100644
--- a/src/main/resources/openapi/audio.yaml
+++ b/src/main/resources/openapi/audio.yaml
@@ -476,6 +476,7 @@ components:
         courtroom_name:
           type: string
           example: "1"
+          maxLength: 64
         hearing_start_at:
           type: string
           format: date
diff --git a/src/main/resources/openapi/audiorequests.yaml b/src/main/resources/openapi/audiorequests.yaml
index c875c96a56..525ebad226 100644
--- a/src/main/resources/openapi/audiorequests.yaml
+++ b/src/main/resources/openapi/audiorequests.yaml
@@ -829,9 +829,12 @@ components:
         media_request_id:
           type: integer
           description: 'The media request id'
+          minimum: 1
+          maximum: 2147483647
         case_number:
           type: string
           description: 'The case number'
+          maxLength: 32
         courthouse_display_name:
           type: String
           description: 'The court house display name'
@@ -841,9 +844,11 @@ components:
         owner:
           type: string
           description: 'The media owner'
+          maxLength: 2000
         requested_by:
           type: string
           description: 'The person that requested the media'
+          maxLength: 2000
         requested_at_from:
           type: date
           description: 'The start date range that the media was requested'
diff --git a/src/main/resources/openapi/cases.yaml b/src/main/resources/openapi/cases.yaml
index 8d0caca189..895df4ae67 100644
--- a/src/main/resources/openapi/cases.yaml
+++ b/src/main/resources/openapi/cases.yaml
@@ -739,6 +739,7 @@ components:
         courtroom_name:
           type: string
           example: "1"
+          maxLength: 64
         hearing_start_at:
           type: string
           format: date
diff --git a/src/main/resources/openapi/courthouse.yaml b/src/main/resources/openapi/courthouse.yaml
index ac49b252df..746e6a6dd3 100644
--- a/src/main/resources/openapi/courthouse.yaml
+++ b/src/main/resources/openapi/courthouse.yaml
@@ -155,6 +155,7 @@ components:
       properties:
         courthouse_name:
           type: string
+          maxLength: 255
         display_name:
           type: string
         region_id:
@@ -170,6 +171,7 @@ components:
       properties:
         courthouse_name:
           type: string
+          maxLength: 255
         display_name:
           type: string
         region_id:
diff --git a/src/main/resources/openapi/event.yaml b/src/main/resources/openapi/event.yaml
index fc87ae7a83..7a5b5c4f4e 100644
--- a/src/main/resources/openapi/event.yaml
+++ b/src/main/resources/openapi/event.yaml
@@ -727,6 +727,7 @@ components:
           type: string
         courtroom_name:
           type: string
+          maxLength: 64
         hearing_start_at:
           type: string
           format: date
diff --git a/src/main/resources/openapi/hearings.yaml b/src/main/resources/openapi/hearings.yaml
index 5c7b7e6a33..b9205faa21 100644
--- a/src/main/resources/openapi/hearings.yaml
+++ b/src/main/resources/openapi/hearings.yaml
@@ -295,6 +295,7 @@ components:
         courtroom_name:
           type: string
           example: some_courthouse
+          maxLength: 64
         hearing_start_at:
           type: string
           format: date
diff --git a/src/main/resources/openapi/transcriptions.yaml b/src/main/resources/openapi/transcriptions.yaml
index a079ce69b7..dbb02e970b 100644
--- a/src/main/resources/openapi/transcriptions.yaml
+++ b/src/main/resources/openapi/transcriptions.yaml
@@ -1032,9 +1032,12 @@ components:
         transcription_id:
           type: integer
           example: 1234
+          minimum: 1
+          maximum: 2147483647
         case_number:
           type: string
           example: C123
+          maxLength: 32
         courthouse_display_name:
           type: string
           example: some_courthouse
@@ -1045,9 +1048,11 @@ components:
         owner:
           type: string
           example: 'some-user-name'
+          maxLength: 2000
         requested_by:
           type: string
           example: 'some-user-name'
+          maxLength: 2000
         requested_at_from:
           type: string
           format: date
@@ -1562,6 +1567,7 @@ components:
         case_number:
           type: string
           description: 'The case number'
+          maxLength: 32
         courthouse_display_name:
           type: String
           description: 'The court house display name'
@@ -1571,9 +1577,11 @@ components:
         owner:
           type: string
           description: 'The media owner'
+          maxLength: 2000
         requested_by:
           type: string
           description: 'The person that requested the media'
+          maxLength: 2000
         requested_at_from:
           type: date
           description: 'The start date range that the media was requested'