diff --git a/tutorials/java/Polygons/app/build.gradle b/tutorials/java/Polygons/app/build.gradle
index 6fbbd55f..a10ff21f 100644
--- a/tutorials/java/Polygons/app/build.gradle
+++ b/tutorials/java/Polygons/app/build.gradle
@@ -26,7 +26,7 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.5.1'
     implementation 'com.google.android.gms:play-services-maps:18.1.0'
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.4'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.0'
 }