diff --git a/test/src/test/groovy/hudson/model/AbstractProjectTest.groovy b/test/src/test/groovy/hudson/model/AbstractProjectTest.groovy
index 9ff0887e504e..96fe360bd427 100644
--- a/test/src/test/groovy/hudson/model/AbstractProjectTest.groovy
+++ b/test/src/test/groovy/hudson/model/AbstractProjectTest.groovy
@@ -59,8 +59,6 @@ import java.lang.ref.WeakReference
 
 import org.jvnet.hudson.test.MockFolder
 
-import java.util.concurrent.Phaser;
-
 /**
  * @author Kohsuke Kawaguchi
  */