diff --git a/Android.bp b/Android.bp
index b0b543a..105d1ae 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,3 +1,7 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
 android_app {
     name: "Protips",
     // Only compile source java files in this apk.