diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5450a41a5b3de..446b36025c1db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -51,6 +51,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `opensearch-protobufs` from 0.24.0 to 1.0.0 and update transport-grpc module compatibility ([#20335](https://github.com/opensearch-project/OpenSearch/pull/20335))
 - Bump Apache HttpClient5 to 5.6 ([#20358](https://github.com/opensearch-project/OpenSearch/pull/20358))
 - Bump Apache HttpCore5 to 5.4 ([#20358](https://github.com/opensearch-project/OpenSearch/pull/20358))
+- Bump `org.spockframework:spock-junit4` from 2.4-M6-groovy-4.0 to 2.4-groovy-5.0 ([#20366](https://github.com/opensearch-project/OpenSearch/pull/20366))
 
 ### Removed
 
diff --git a/buildSrc/build.gradle b/buildSrc/build.gradle
index fdf98e29bd637..b73c73fff5861 100644
--- a/buildSrc/build.gradle
+++ b/buildSrc/build.gradle
@@ -130,12 +130,12 @@ dependencies {
   testFixturesApi gradleTestKit()
   testImplementation 'org.wiremock:wiremock-standalone:3.6.0'
   testImplementation "org.mockito:mockito-core:${props.getProperty('mockito')}"
-  integTestImplementation('org.spockframework:spock-core:2.4-M6-groovy-4.0') {
+  integTestImplementation('org.spockframework:spock-core:2.4-groovy-5.0') {
     exclude module: "groovy"
   }
   // Integration with JUnit 4 features for Spock 2+ (which internally uses JUnit Platform -
   // part of JUnit 5) - https://spockframework.org/spock/docs/2.4-M6/modules.html
-  integTestImplementation('org.spockframework:spock-junit4:2.4-M6-groovy-4.0') {
+  integTestImplementation('org.spockframework:spock-junit4:2.4-groovy-5.0') {
     exclude module: "groovy"
   }
   integTestImplementation(platform("org.junit:junit-bom:${props.getProperty('junit5')}"))