diff --git a/frontend/src/Editor/Components/components.js b/frontend/src/Editor/Components/components.js
index 738a0b037e..98483998de 100644
--- a/frontend/src/Editor/Components/components.js
+++ b/frontend/src/Editor/Components/components.js
@@ -257,7 +257,7 @@ export const componentTypes = [
 
     },
     exposedVariables: {
-      value: {}
+      value: ''
     },
     definition: {
       others: {