diff --git a/src/radius/radius.c b/src/radius/radius.c
index 8bc7c0f..ca2925d 100644
--- a/src/radius/radius.c
+++ b/src/radius/radius.c
@@ -1447,7 +1447,7 @@ int radius_msg_get_vlanid(struct radius_msg *msg, int *untagged, int numtagged,
        int taggedidx = 0, vlan_id;
 
        os_memset(&tunnel, 0, sizeof(tunnel));
-       for (j = 0; j < numtagged; i++)
+       for (j = 0; j < numtagged; j++)
                tagged[j] = 0;
        *untagged = 0;