diff --git a/build.gradle b/build.gradle
index b229986..d66c575 100644
--- a/build.gradle
+++ b/build.gradle
@@ -74,9 +74,9 @@ subprojects {
         gradleTest {
             // https://github.com/jruby-gradle/jruby-gradle-plugin/issues/346
             if (JavaVersion.current().java11) {
-                versions '5.0', '5.4.1', '6.0.1', '6.7'
+                versions '5.0', '5.4.1', '6.0.1', '6.7', '7.6.1'
             } else {
-                versions '4.10.2', '5.3.1', '6.0.1', '6.7'
+                versions '4.10.2', '5.3.1', '6.0.1', '6.7', '7.6.1'
 
                 if(project.name == 'jruby-gradle-core-plugin' ) {
                     versions '4.3'