diff --git a/examples/android-kotlin/app/src/test/java/com/example/waku/ExampleUnitTest.kt b/examples/android-kotlin/app/src/test/java/com/example/waku/ExampleUnitTest.kt
index 7fd1768a..6f68f75b 100644
--- a/examples/android-kotlin/app/src/test/java/com/example/waku/ExampleUnitTest.kt
+++ b/examples/android-kotlin/app/src/test/java/com/example/waku/ExampleUnitTest.kt
@@ -7,11 +7,11 @@ import org.junit.Assert.*
 /**
  * Example local unit test, which will execute on the development machine (host).
  *
- * See [testing documentation](http://d.android.com/tools/testing).
+ * See [testing documentation](https://developer.android.com/tools/testing).
  */
 class ExampleUnitTest {
     @Test
     fun addition_isCorrect() {
         assertEquals(4, 2 + 2)
     }
-}
\ No newline at end of file
+}