diff --git a/.xmonad/xmonad.hs b/.xmonad/xmonad.hs
index 2fbc905..91a99c5 100644
--- a/.xmonad/xmonad.hs
+++ b/.xmonad/xmonad.hs
@@ -456,6 +456,7 @@ myManageHook = composeAll
     , className =? "barrier"                            --> doFloat
     , className =? "net-runelite-client-RuneLite"       --> doFloat
     , className =? "net-runelite-launcher-Launcher"     --> doIgnore
+    , className =? "steam_app_221380"     --> doIgnore
     , resource  =? "desktop_window"                     --> doIgnore
     , (className =? "firefox" <&&> resource =? "Dialog")--> doFloat  -- Float Firefox Dialog
     , resource  =? "kdesktop"                           --> doIgnore