diff --git a/test/java/Dockerfile b/test/java/Dockerfile
index 3ba976740d..27b116752d 100644
--- a/test/java/Dockerfile
+++ b/test/java/Dockerfile
@@ -103,7 +103,7 @@ RUN gradle --version
 FROM base AS test-gradle-b
 
 # renovate: datasource=java-version packageName=java-jre?os=linux&architecture=x64
-RUN install-tool java-jre 21.0.8+9.0.LTS
+RUN install-tool java-jre 25.0.0+36.0.LTS
 
 # renovate: datasource=gradle-version versioning=gradle
 RUN install-tool gradle 9.1.0
@@ -174,7 +174,7 @@ RUN gradle --version | grep "${JAVA_VERSION}"
 FROM base AS test-gradle-e
 
 # renovate: datasource=java-version packageName=java-jre?os=linux&architecture=x64
-RUN install-tool java-jre 21.0.8+9.0.LTS
+RUN install-tool java-jre 25.0.0+36.0.LTS
 
 # renovate: datasource=gradle-version versioning=gradle
 RUN install-tool gradle 8.14.3