diff --git a/tests/cts/net/jni/NativeMultinetworkJni.c b/tests/cts/net/jni/NativeMultinetworkJni.c
index ad56b51..6990efa 100644
--- a/tests/cts/net/jni/NativeMultinetworkJni.c
+++ b/tests/cts/net/jni/NativeMultinetworkJni.c
@@ -30,7 +30,7 @@
 #include <sys/time.h>
 #include <android/multinetwork.h>
 
-#define UNUSED(X) ((void) X)
+#define UNUSED(X) ((void) (X))
 
 static const char kHostname[] = "connectivitycheck.android.com";