diff --git a/.github/workflows/integration_test.yaml b/.github/workflows/integration_test.yaml
index 1e8b3a773..209be0b93 100644
--- a/.github/workflows/integration_test.yaml
+++ b/.github/workflows/integration_test.yaml
@@ -1,5 +1,6 @@
 name: integration tests
 on:
+  workflow_dispatch:
   schedule:
     - cron: '0 0 * * SUN'  # run every Sunday at midnight
 jobs: