diff --git a/radio/1.5/Android.bp b/radio/1.5/Android.bp
index de9ec6e..06a2a6e 100644
--- a/radio/1.5/Android.bp
+++ b/radio/1.5/Android.bp
@@ -19,6 +19,7 @@
         "android.hardware.radio@1.3",
         "android.hardware.radio@1.4",
         "android.hidl.base@1.0",
+        "android.hidl.safe_union@1.0",
     ],
     gen_java: true,
 }