diff --git a/STABLE/firewall b/STABLE/firewall
index de2e55df0..3c5f24883 100755
--- a/STABLE/firewall
+++ b/STABLE/firewall
@@ -4101,6 +4101,8 @@ add_to_zone() # $1 = <interface>[:<hosts>] $2 = zone
 	fi
     done < ${STATEDIR}/chains
 
+    rm -rf $TMP_DIR
+
     echo "$1 added to zone $2"
 }
 
@@ -4222,6 +4224,8 @@ delete_from_zone() # $1 = <interface>[:<hosts>] $2 = zone
 	fi
     done < ${STATEDIR}/chains
 
+    rm -rf $TMP_DIR
+
     echo "$1 removed from zone $2"
 }