diff --git a/src/test/java/jenkins/plugins/github/api/SmokeTest.java b/src/test/java/jenkins/plugins/github/api/SmokeTest.java
index 37fb9e6..06496d9 100644
--- a/src/test/java/jenkins/plugins/github/api/SmokeTest.java
+++ b/src/test/java/jenkins/plugins/github/api/SmokeTest.java
@@ -22,7 +22,7 @@
 import org.kohsuke.github.extras.OkHttpConnector;
 import org.kohsuke.github.extras.okhttp3.OkHttpGitHubConnector;
 
-import javax.annotation.Nonnull;
+import edu.umd.cs.findbugs.annotations.NonNull;
 
 import static org.hamcrest.Matchers.contains;
 import static org.hamcrest.Matchers.is;
@@ -43,7 +43,7 @@ public interface IOFunction {
         GitHub apply(MockGitHub t) throws IOException;
     }
 
-    @Nonnull
+    @NonNull
     IOFunction connectFunction;
 
     public SmokeTest(IOFunction connectFunction) {