diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c36e64..b6387ba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,8 @@ on:
   workflow_dispatch: # only generate the artefacts on demand
   # pull_request:
   # push:
+  schedule:
+    - cron:  '0 0 * * *' # nightly job at midnight UTC
 
 jobs:
   build-and-test:
@@ -13,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04, macos-11, windows-2019]
-        sofa_branch: [master, v23.06]
+        sofa_branch: [master]
 
     steps:
       - name: (Mac) Workaround for homebrew