diff --git a/11-pf.conf b/11-pf.conf
index 3fad3a4725d372e77aa7df645c244862d4c1049b..12be6d78f4d95c83654512e0f54f205965c82790 100644
--- a/11-pf.conf
+++ b/11-pf.conf
@@ -90,7 +90,7 @@ filter {
           }
         }
       }
-    }    
+    }
     if [prog] =~ /^charon$/ {
       mutate {
         add_tag => [ "ipsec" ]