diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a798a04..a9cf94b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -54,7 +54,7 @@ jobs:
       - uses: actions/checkout@master
         with:
           repository: pypy/pypy
-          ref: release-pypy2.7-v7.3.9
+          ref: release-pypy2.7-v7.3.15
           path: pypy
       - name: Build
         run: |