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-rw-r--r--extensions/libipt_CLUSTERIP.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extensions/libipt_CLUSTERIP.c b/extensions/libipt_CLUSTERIP.c
index 30ae3bfc..aa2ad2c7 100644
--- a/extensions/libipt_CLUSTERIP.c
+++ b/extensions/libipt_CLUSTERIP.c
@@ -44,7 +44,7 @@ IPTABLES_VERSION);
#define PARAM_LOCALNODE 0x0010
#define PARAM_HASHINIT 0x0020
-static struct option opts[] = {
+static const struct option opts[] = {
{ "new", 0, 0, '1' },
{ "hashmode", 1, 0, '2' },
{ "clustermac", 1, 0, '3' },