diff --git a/NavigationCodelab/app/build.gradle b/NavigationCodelab/app/build.gradle
index 9c0df39d3..1aa940617 100644
--- a/NavigationCodelab/app/build.gradle
+++ b/NavigationCodelab/app/build.gradle
@@ -101,6 +101,7 @@ dependencies {
 
     // Testing dependencies
     androidTestImplementation "androidx.arch.core:core-testing:2.2.0"
+    androidTestImplementation "androidx.navigation:navigation-testing:2.8.4"
     androidTestImplementation "androidx.test.espresso:espresso-contrib:3.6.1"
     androidTestImplementation "androidx.test.espresso:espresso-core:3.6.1"