diff --git a/labscore/cardstack/index.js b/labscore/cardstack/index.js
index 6660243..748f707 100644
--- a/labscore/cardstack/index.js
+++ b/labscore/cardstack/index.js
@@ -4,5 +4,5 @@ module.exports = {
   createDynamicCardStack: (context, options)=>{
     return new DynamicCardStack(context, options)
   },
-  CARD_STACK_CONSTANTS: require("./constants"),
+  CARD_STACK_CONSTANTS: require("./Constants"),
 }
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