diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 0140533..8517158 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -10,6 +10,7 @@ on:
   schedule:
     # nightly tests, 2 am
     - cron: "0 2 * * *"
+  workflow_dispatch:
 
 concurrency:
   # Probably overly cautious group naming.