diff --git a/.github/workflows/alpine_musl.yml b/.github/workflows/alpine_musl.yml
index c371db5ccd..cb501f9bad 100644
--- a/.github/workflows/alpine_musl.yml
+++ b/.github/workflows/alpine_musl.yml
@@ -19,6 +19,8 @@ jobs:
 
       - name: Setup latest Alpine Linux
         uses: jirutka/setup-alpine@v1
+        with:
+          branch: v3.20.1
 
       - name: Install dependencies
         run: