diff --git a/pattern.py b/pattern.py
index c8a49e3..26889bb 100644
--- a/pattern.py
+++ b/pattern.py
@@ -14,6 +14,9 @@ this.values = {
     "stack4": 0,
     "stack5": 0,
     "stack6": 0,
+    "stackr": 0,
+    "stackg": 0,
+    "stackb": 0,
     "r": 0,
     "g": 0,
     "b": 0,