diff --git a/src/plugins/qmldesigner/designercore/include/qmltimelinekeyframes.h b/src/plugins/qmldesigner/designercore/include/qmltimelinekeyframes.h
index 52228e6ba98..076b2d80995 100644
--- a/src/plugins/qmldesigner/designercore/include/qmltimelinekeyframes.h
+++ b/src/plugins/qmldesigner/designercore/include/qmltimelinekeyframes.h
@@ -54,6 +54,8 @@ public:
     void setValue(const QVariant &value, qreal frame);
     QVariant value(qreal frame) const;
 
+    TypeName valueType() const;
+
     qreal currentFrame() const;
 
     bool hasKeyframe(qreal frame);
diff --git a/src/plugins/qmldesigner/designercore/model/qmltimelinekeyframes.cpp b/src/plugins/qmldesigner/designercore/model/qmltimelinekeyframes.cpp
index 784a9f8bf8b..0e49e1f27aa 100644
--- a/src/plugins/qmldesigner/designercore/model/qmltimelinekeyframes.cpp
+++ b/src/plugins/qmldesigner/designercore/model/qmltimelinekeyframes.cpp
@@ -118,6 +118,16 @@ QVariant QmlTimelineFrames::value(qreal frame) const
     return QVariant();
 }
 
+TypeName QmlTimelineFrames::valueType() const
+{
+    const ModelNode targetNode = target();
+
+    if (targetNode.isValid() && targetNode.hasMetaInfo())
+        return targetNode.metaInfo().propertyTypeName(propertyName());
+
+    return TypeName();
+}
+
 bool QmlTimelineFrames::hasKeyframe(qreal frame)
 {
     for (const ModelNode &childNode : modelNode().defaultNodeListProperty().toModelNodeList()) {