diff --git a/packages/core/src/data_sources/model/DataVariableListenerManager.ts b/packages/core/src/data_sources/model/DataVariableListenerManager.ts
index 9b41928ce..5e0ee8c4a 100644
--- a/packages/core/src/data_sources/model/DataVariableListenerManager.ts
+++ b/packages/core/src/data_sources/model/DataVariableListenerManager.ts
@@ -34,7 +34,7 @@ export default class DataVariableListenerManager {
     this.updateValueFromDataVariable(value);
   };
 
-  private listenToDataVariable() {
+  listenToDataVariable() {
     const { em, dataVariable, model } = this;
     const { path } = dataVariable.attributes;
     const normPath = stringToPath(path || '').join('.');