diff --git a/src/Generators/Generator.php b/src/Generators/Generator.php
index af0e0f5c40..ab81baed76 100644
--- a/src/Generators/Generator.php
+++ b/src/Generators/Generator.php
@@ -60,6 +60,9 @@ public function __construct(Ruleset $ruleset)
             }
         }
 
+        // Always present the docs in a consistent alphabetical order.
+        sort($this->docFiles, (SORT_NATURAL | SORT_FLAG_CASE));
+
     }//end __construct()