diff --git a/src/Modules/CalcPerform.lua b/src/Modules/CalcPerform.lua
index 11600779..7dc90b76 100644
--- a/src/Modules/CalcPerform.lua
+++ b/src/Modules/CalcPerform.lua
@@ -1035,6 +1035,7 @@ function calcs.perform(env, skipEHP)
 	local enemyDB = env.enemyDB
 
 	-- Merge keystone modifiers
+	env.keystonesAdded = { }
 	modLib.mergeKeystones(env, env.modDB)
 
 	-- Build minion skills