diff --git a/build.gradle b/build.gradle
index ed0cb84..dc3db5f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -72,7 +72,7 @@ dependencies {
   testRuntimeOnly group: 'org.junit.jupiter', name: 'junit-jupiter-engine'
   testRuntimeOnly group: 'org.junit.platform', name: 'junit-platform-launcher'
   testImplementation group: 'org.assertj', name: 'assertj-core', version: '3.24.2'
-  testImplementation group: 'org.mockito', name: 'mockito-core', version: '5.5.0'
+  testImplementation group: 'org.mockito', name: 'mockito-core', version: '5.6.0'
   testImplementation group: 'org.jsoup', name: 'jsoup', version: '1.16.1'
   testImplementation project.deps.gocdPluginApi
   testImplementation group: 'org.skyscreamer', name: 'jsonassert', version: '1.5.1'