--- fail2ban-1.0.1/config/action.d/iptables.conf.orig	2022-10-12 11:35:25.789327341 +0200
+++ fail2ban-1.0.1/config/action.d/iptables.conf	2022-10-12 11:35:40.585449861 +0200
@@ -138,8 +138,10 @@
 #          running concurrently and causing irratic behavior.  -w was introduced
 #          in iptables 1.4.20, so might be absent on older systems
 #          See https://github.com/fail2ban/fail2ban/issues/1122
+#          The default option "-w" can be used for openSUSE versions 13.2+ and
+#          for updated versions of openSUSE 13.1; SLE 12 supports this option.
 # Values:  STRING
-lockingopt = -w
+lockingopt =
 
 # Option:  iptables
 # Notes.:  Actual command to be executed, including common to all calls options