diff --git a/CommandLineArguments.cxx b/CommandLineArguments.cxx
index 860b7912ea51b3672b66fa52b3b8b311c0b7845b..00f28c4dcad92ebf5309433a488ce61d65d4fc3e 100644
--- a/CommandLineArguments.cxx
+++ b/CommandLineArguments.cxx
@@ -550,12 +550,11 @@ void CommandLineArguments::GenerateHelp()
       }
     }
 
-  maxlen += 2; // For the space after option
-
   // Create format for that string
   char format[80];
-  sprintf(format, "%%%ds  ", static_cast<unsigned int>(maxlen-2));
+  sprintf(format, "  %%-%ds  ", static_cast<unsigned int>(maxlen));
 
+  maxlen += 4; // For the space before and after the option
 
   // Print help for each option
   for ( mpit = mp.begin();