diff --git a/package/base-files/files/etc/diag.sh b/package/base-files/files/etc/diag.sh
index 7ecb7330ff..c0fd9a4cae 100644
--- a/package/base-files/files/etc/diag.sh
+++ b/package/base-files/files/etc/diag.sh
@@ -1,5 +1,4 @@
 #!/bin/sh
 # Copyright (C) 2006 OpenWrt.org
 
-set_state() {
-}
+set_state() :