diff --git a/Samples/one-interface/shorewall.conf b/Samples/one-interface/shorewall.conf
index 0092e1822..c08f9ea24 100644
--- a/Samples/one-interface/shorewall.conf
+++ b/Samples/one-interface/shorewall.conf
@@ -137,7 +137,7 @@ BLACKLISTNEWONLY=Yes
 
 DELAYBLACKLISTLOAD=No
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 DISABLE_IPV6=No
 
diff --git a/Samples/three-interfaces/shorewall.conf b/Samples/three-interfaces/shorewall.conf
index 3aa82142f..2ae98e9a4 100644
--- a/Samples/three-interfaces/shorewall.conf
+++ b/Samples/three-interfaces/shorewall.conf
@@ -137,7 +137,7 @@ BLACKLISTNEWONLY=Yes
 
 DELAYBLACKLISTLOAD=No
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 DISABLE_IPV6=No
 
diff --git a/Samples/two-interfaces/shorewall.conf b/Samples/two-interfaces/shorewall.conf
index 7176b1178..803fe7dfd 100644
--- a/Samples/two-interfaces/shorewall.conf
+++ b/Samples/two-interfaces/shorewall.conf
@@ -144,7 +144,7 @@ BLACKLISTNEWONLY=Yes
 
 DELAYBLACKLISTLOAD=No
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 DISABLE_IPV6=No
 
diff --git a/Samples6/one-interface/shorewall6.conf b/Samples6/one-interface/shorewall6.conf
index 74ac280df..07c71c9a3 100644
--- a/Samples6/one-interface/shorewall6.conf
+++ b/Samples6/one-interface/shorewall6.conf
@@ -111,7 +111,7 @@ ADMINISABSENTMINDED=Yes
 
 BLACKLISTNEWONLY=Yes
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 FASTACCEPT=No
 
diff --git a/Samples6/three-interfaces/shorewall6.conf b/Samples6/three-interfaces/shorewall6.conf
index eef2ff494..a391ab9da 100644
--- a/Samples6/three-interfaces/shorewall6.conf
+++ b/Samples6/three-interfaces/shorewall6.conf
@@ -111,7 +111,7 @@ ADMINISABSENTMINDED=Yes
 
 BLACKLISTNEWONLY=Yes
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 FASTACCEPT=No
 
diff --git a/Samples6/two-interfaces/shorewall6.conf b/Samples6/two-interfaces/shorewall6.conf
index 2f71b9fbb..40176f864 100644
--- a/Samples6/two-interfaces/shorewall6.conf
+++ b/Samples6/two-interfaces/shorewall6.conf
@@ -111,7 +111,7 @@ ADMINISABSENTMINDED=Yes
 
 BLACKLISTNEWONLY=Yes
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 FASTACCEPT=No
 
diff --git a/Shorewall/configfiles/shorewall.conf b/Shorewall/configfiles/shorewall.conf
index 66ccd5ae8..b91e59dd7 100644
--- a/Shorewall/configfiles/shorewall.conf
+++ b/Shorewall/configfiles/shorewall.conf
@@ -135,7 +135,7 @@ BLACKLISTNEWONLY=Yes
 
 DELAYBLACKLISTLOAD=No
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 DISABLE_IPV6=No
 
diff --git a/Shorewall6/shorewall6.conf b/Shorewall6/shorewall6.conf
index d423dad2c..9d9875400 100644
--- a/Shorewall6/shorewall6.conf
+++ b/Shorewall6/shorewall6.conf
@@ -117,7 +117,7 @@ ADMINISABSENTMINDED=Yes
 
 BLACKLISTNEWONLY=Yes
 
-MODULE_SUFFIX=
+MODULE_SUFFIX=ko
 
 FASTACCEPT=No