diff --git a/tools/winscope/src/app/components/timeline/timeline_component.ts b/tools/winscope/src/app/components/timeline/timeline_component.ts
index a763c35f5..a0a679a13 100644
--- a/tools/winscope/src/app/components/timeline/timeline_component.ts
+++ b/tools/winscope/src/app/components/timeline/timeline_component.ts
@@ -311,6 +311,8 @@ export class TimelineComponent implements TimestampChangeListener {
       this.selectedTraces = this.selectedTraces.slice(1, 1 + this.MAX_SELECTED_TRACES);
     }
 
+    // Create new object to make sure we trigger an update on Mini Timeline child component
+    this.selectedTraces = [...this.selectedTraces]
     this.selectedTracesFormControl.setValue(this.selectedTraces);
   }
   internalActiveTrace: TraceType | undefined = undefined;