diff --git a/src/Classes/TreeTab.lua b/src/Classes/TreeTab.lua
index a8b7cfeac2..6378739eed 100644
--- a/src/Classes/TreeTab.lua
+++ b/src/Classes/TreeTab.lua
@@ -1019,7 +1019,7 @@ function TreeTabClass:OpenMasteryPopup(node, viewPort)
 			main:ClosePopup()
 		end)
 		controls.effect = new("PassiveMasteryControl", {"TOPLEFT",nil,"TOPLEFT"}, {6, 25, 0, passiveMasteryControlHeight}, effects, self, node, controls.save)
-		main:OpenPopup(controls.effect.width + 12, controls.effect.height + 60, node.name, controls)
+		main:OpenPopup(controls.effect.width + 12, controls.effect.height + 60, node.name, controls, nil, nil, "close")
 	end
 end