diff --git a/lib/timeline/component/Group.js b/lib/timeline/component/Group.js
index b658430768..d7e133ecf1 100644
--- a/lib/timeline/component/Group.js
+++ b/lib/timeline/component/Group.js
@@ -525,6 +525,11 @@ class Group {
       // calculate actual size and position
       this._calculateGroupSizeAndPosition.bind(this),
 
+      // avoid jumping around to random places in the timeline
+      () => {
+        this._didResize.bind(this)(resized, this.height)
+      },
+
       () => {
         this.isVisible = this._isGroupVisible.bind(this)(range, margin);
       },