diff --git a/examples/fabric-contract-example-as-service/build.gradle b/examples/fabric-contract-example-as-service/build.gradle
index 67c0442a..babe9e3d 100644
--- a/examples/fabric-contract-example-as-service/build.gradle
+++ b/examples/fabric-contract-example-as-service/build.gradle
@@ -15,7 +15,7 @@ repositories {
 dependencies {
     implementation 'org.hyperledger.fabric-chaincode-java:fabric-chaincode-shim:2.5.6'
     implementation 'org.json:json:20250517'
-    testImplementation 'org.junit.jupiter:junit-jupiter:5.13.1'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.13.4'
     testImplementation 'org.assertj:assertj-core:3.27.3'
     testImplementation 'org.mockito:mockito-core:5.18.0'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'