diff --git a/contexthub/1.0/default/Android.bp b/contexthub/1.0/default/Android.bp
index 9f5131d6e3..d1db6a66c4 100644
--- a/contexthub/1.0/default/Android.bp
+++ b/contexthub/1.0/default/Android.bp
@@ -39,6 +39,7 @@ cc_binary {
     proprietary: true,
     init_rc: ["android.hardware.contexthub@1.0-service.rc"],
     srcs: ["service.cpp"],
+    cflags: ["-Wall", "-Werror"],
 
     shared_libs: [
         "libbase",