diff --git a/examples/test-data-service/build.gradle b/examples/test-data-service/build.gradle
index 96c3a65a..478e8b7b 100644
--- a/examples/test-data-service/build.gradle
+++ b/examples/test-data-service/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation project(":grails-plugin")
     implementation "org.grails.plugins:views-json"
     implementation "org.grails.plugins:views-json-templates"
-    implementation 'org.grails.plugins:spring-security-rest:3.0.1'
+    implementation 'org.grails.plugins:spring-security-rest:5.0.1'
     profile "org.grails.profiles:rest-api"
     testImplementation "org.grails:grails-gorm-testing-support:$testingSupportVersion"
     testImplementation "org.grails:grails-web-testing-support:$testingSupportVersion"