1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/qmldesigner/components/collectioneditor/collectionsourcemodel.h b/src/plugins/qmldesigner/components/collectioneditor/collectionsourcemodel.h
index 5ab77f2a98..ac01c0de22 100644
--- a/src/plugins/qmldesigner/components/collectioneditor/collectionsourcemodel.h
+++ b/src/plugins/qmldesigner/components/collectioneditor/collectionsourcemodel.h
@@ -54,7 +54,7 @@ public:
     bool collectionExists(const ModelNode &node, const QString &collectionName) const;
     bool addCollectionToSource(const ModelNode &node,
                                const QString &collectionName,
-                               const QJsonArray &newCollectionData,
+                               const QJsonObject &newCollection,
                                QString *errorString = nullptr);
 
     ModelNode sourceNodeAt(int idx);