diff --git a/.github/workflows/dispatch-ci.yml b/.github/workflows/dispatch-ci.yml
new file mode 100644
index 000000000..03ce3ce60
--- /dev/null
+++ b/.github/workflows/dispatch-ci.yml
@@ -0,0 +1,21 @@
+name: Dispatch CI
+
+on:
+  # At 1:05 PM UTC, only on Saturday and Sunday
+  schedule:
+    - cron: '5 13 * * 6,0'
+
+permissions: {}
+
+jobs:
+  dispatch-ci:
+    name: Dispatch CI
+    # Only run cron on the silverstripe account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'silverstripe') || (github.event_name != 'schedule')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      actions: write
+    steps:
+      - name: Dispatch CI
+        uses: silverstripe/gha-dispatch-ci@v1
diff --git a/.github/workflows/merge-up.yml b/.github/workflows/merge-up.yml
index d38f99041..c14e04011 100644
--- a/.github/workflows/merge-up.yml
+++ b/.github/workflows/merge-up.yml
@@ -1,9 +1,9 @@
 name: Merge-up
 
 on:
-  # At 1:05 AM UTC, only on Monday
+  # At 1:05 PM UTC, only on Wednesday
   schedule:
-    - cron: '5 1 * * 1'
+    - cron: '5 13 * * 3'
   workflow_dispatch:
 
 permissions: {}