diff --git a/core_lib/src/interface/timeline.cpp b/core_lib/src/interface/timeline.cpp
index 5acb45034..6346a32f3 100644
--- a/core_lib/src/interface/timeline.cpp
+++ b/core_lib/src/interface/timeline.cpp
@@ -230,8 +230,7 @@ void TimeLine::initUI()
 
 void TimeLine::updateUI()
 {
-    mTracks->update();
-    mLayerList->update();
+    updateContent();
 }
 
 int TimeLine::getLength()