1 files changed, 1 insertions, 1 deletions

diff --git a/src/rule.c b/src/rule.c
index c87fea7..2b23c8e 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -198,7 +198,7 @@ EXPORT_SYMBOL_ALIAS(nftnl_rule_set_u64, nft_rule_attr_set_u64);
 
 int nftnl_rule_set_str(struct nftnl_rule *r, uint16_t attr, const char *str)
 {
-	return nftnl_rule_set_data(r, attr, str, strlen(str));
+	return nftnl_rule_set_data(r, attr, str, strlen(str) + 1);
 }
 EXPORT_SYMBOL_ALIAS(nftnl_rule_set_str, nft_rule_attr_set_str);