diff --git a/.github/workflows/prod_release_cocoapod.yml b/.github/workflows/prod_release_cocoapod.yml
index bcb3b3576..e3744c75f 100644
--- a/.github/workflows/prod_release_cocoapod.yml
+++ b/.github/workflows/prod_release_cocoapod.yml
@@ -10,7 +10,7 @@ env:
   TAG: ${{ github.event.release.tag_name }}
 jobs:
   release-cocoapod-gRPC-Core:
-    runs-on: macos-14
+    runs-on: macos-12
     steps:
       - name: Repo checkout
         uses: actions/checkout@v3
@@ -28,7 +28,7 @@ jobs:
           version=${TAG#v}
           timeout 1h scripts/wait_for_pod_release.sh gRPC-Core $version
   release-cocoapod-gRPC-Cpp:
-    runs-on: macos-14
+    runs-on: macos-12
     needs: [release-cocoapod-gRPC-Core]
     steps:
       - name: Repo checkout
@@ -47,7 +47,7 @@ jobs:
           version=${TAG#v}
           timeout 1h scripts/wait_for_pod_release.sh gRPC-C++ $version
   release-cocoapod-gRPC-RxLibrary:
-    runs-on: macos-14
+    runs-on: macos-12
     steps:
       - name: Repo checkout
         uses: actions/checkout@v3
@@ -66,7 +66,7 @@ jobs:
           timeout 1h scripts/wait_for_pod_release.sh gRPC-RxLibrary $version
 
   release-cocoapod-gRPC:
-    runs-on: macos-14
+    runs-on: macos-12
     needs: [release-cocoapod-gRPC-RxLibrary, release-cocoapod-gRPC-Core]
     steps:
       - name: Repo checkout
@@ -86,7 +86,7 @@ jobs:
           timeout 1h scripts/wait_for_pod_release.sh gRPC $version
 
   release-cocoapod-gRPC-ProtoRPC:
-    runs-on: macos-14
+    runs-on: macos-12
     needs: [release-cocoapod-gRPC-RxLibrary, release-cocoapod-gRPC]
     steps:
       - name: Repo checkout
diff --git a/scripts/prepare_env.sh b/scripts/prepare_env.sh
index 8c5f4d07e..b8eb789d7 100755
--- a/scripts/prepare_env.sh
+++ b/scripts/prepare_env.sh
@@ -10,3 +10,4 @@ set -ex
 brew install coreutils
 
 brew install pyyaml
+pip3 install pyyaml || true