diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index d4365d5af..4af568604 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -1,6 +1,7 @@
 name:  Nightly
 
 on:
+  workflow_dispatch:
   schedule:
     - cron: 0 20 * * *