diff --git a/.github/workflows/measure-test-flakiness.yaml b/.github/workflows/measure-test-flakiness.yaml
index bf793c270..1867d193e 100644
--- a/.github/workflows/measure-test-flakiness.yaml
+++ b/.github/workflows/measure-test-flakiness.yaml
@@ -1,7 +1,6 @@
 name: Measure Test Flakiness
 
 on:
-  workflow_dispatch:
   schedule:
     - cron: "0 0 * * 0"