diff --git a/libexec/iptables.init b/libexec/iptables.init
index b6bb0a2..9908bbe 100755
--- a/libexec/iptables.init
+++ b/libexec/iptables.init
@@ -50,8 +50,8 @@ if [ $EUID != 0 ]; then
     exit 4
 fi
 
-if [ ! -x /sbin/$IPTABLES ]; then
-    echo -n $"${IPTABLES}: /sbin/$IPTABLES does not exist."; warning; echo
+if [ ! -x /sbin/$IPTABLES ] -a [ ! -x /usr/sbin/$IPTABLES ]; then
+    echo -n $"${IPTABLES}: $IPTABLES does't seem to be installed."; warning; echo
     exit 5
 fi