diff --git a/Class_Diagram.md b/Class_Diagram.md
index c2ee5da..90f0c2e 100644
--- a/Class_Diagram.md
+++ b/Class_Diagram.md
@@ -198,7 +198,7 @@ package Model <<Frame>> #bada55 {
   
   package Games #daf {
   
-    class GameRunner : IManager<Game> $inprogress {
+    class GameRunner $inprogress {
       -globalPlayerManager: IManager
       -globalDieManager: IManager
       {static} +PlayGame(game: Game)