diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index b74b615492e8117c47d37f348b13668ef4ffbce5..f0680c2bee73b16cc8b642f1d7de2e1f9133d43c 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -31,7 +31,7 @@
 #define NF_VERDICT_QMASK 0xffff0000
 #define NF_VERDICT_QBITS 16
 
-#define NF_QUEUE_NR(x) (((x << NF_VERDICT_QBITS) & NF_VERDICT_QMASK) | NF_QUEUE)
+#define NF_QUEUE_NR(x) ((((x) << NF_VERDICT_BITS) & NF_VERDICT_QMASK) | NF_QUEUE)
 
 /* only for userspace compatibility */
 #ifndef __KERNEL__