diff --git a/gocd-filebased-authentication-plugin/build.gradle b/gocd-filebased-authentication-plugin/build.gradle
index bc439c7..73d9f71 100644
--- a/gocd-filebased-authentication-plugin/build.gradle
+++ b/gocd-filebased-authentication-plugin/build.gradle
@@ -15,12 +15,12 @@
  */
 
 dependencies {
-  compileOnly group: 'cd.go.plugin', name: 'go-plugin-api', version: '19.2.0'
+  compileOnly group: 'cd.go.plugin', name: 'go-plugin-api', version: '19.5.0'
   compile group: 'com.google.code.gson', name: 'gson', version: '2.8.5'
   compile project(':bcrypt')
   compile group: 'javax.xml.bind', name: 'jaxb-api', version: '2.3.1'
 
-  testCompile group: 'cd.go.plugin', name: 'go-plugin-api', version: '18.1.0'
+  testCompile group: 'cd.go.plugin', name: 'go-plugin-api', version: '19.5.0'
   testCompile group: 'junit', name: 'junit', version: '4.12'
   testCompile group: 'org.mockito', name: 'mockito-core', version: '2.28.2'
   testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '2.1'