diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 4b7045e..d6dabc1 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -5,7 +5,7 @@ env:
   # A tag or branch name or a commit hash for the matplotlib/matplotlib repo, for which
   # to build wheels. This is normally set to `main` in the main branch of this
   # repo, and to a tag name (e.g., `v2.3.2`) on a release branch.
-  SOURCE_REF_TO_BUILD: main
+  SOURCE_REF_TO_BUILD: v3.11.0rc1
 
 
 on: