diff --git a/mqtt2prom/run b/mqtt2prom/run
index 1d479e8..fa6d985 100755
--- a/mqtt2prom/run
+++ b/mqtt2prom/run
@@ -236,7 +236,7 @@ function output(): void
         }
     }
     $prom .= "# \n";
-    $prom .= "# global counter: $globalCounter\n";
+    $prom .= "# global counter                : $globalCounter\n";
     $filteredData = [];
 
     foreach ($data as $entry) {