diff --git a/.github/workflows/nightly.yaml b/.github/workflows/nightly.yaml
index 2ca663e8..cb4c587a 100644
--- a/.github/workflows/nightly.yaml
+++ b/.github/workflows/nightly.yaml
@@ -1,7 +1,8 @@
 name: Nightly builds
 on:
+  workflow_dispatch: # Allows manual trigger
   schedule:
-    - cron:  '0 0 * * *'
+    - cron: '0 0 * * *'
 jobs:
   nightly:
     strategy: