diff --git a/cmds/servicemanager/binder.c b/cmds/servicemanager/binder.c
index 3d14451..9e99085 100644
--- a/cmds/servicemanager/binder.c
+++ b/cmds/servicemanager/binder.c
@@ -449,7 +449,7 @@
 }
 
 void binder_done(struct binder_state *bs,
-                 struct binder_io *msg,
+                 __unused struct binder_io *msg,
                  struct binder_io *reply)
 {
     struct {