diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 34da9c3..2ca6205 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -1,10 +1,10 @@
 name: brew pr-pull
-
 on:
   pull_request_target:
-    types:
-      - labeled
-
+    types: [labeled]
+defaults:
+  run:
+    shell: /bin/zsh -Negku {0}
 jobs:
   pr-pull:
     if: contains(github.event.pull_request.labels.*.name, 'pr-pull')
@@ -21,18 +21,18 @@ jobs:
 
       - name: Pull bottles
         env:
-          HOMEBREW_GITHUB_API_TOKEN: ${{ github.token }}
-          PULL_REQUEST: ${{ github.event.pull_request.number }}
-        run: brew pr-pull --debug --tap="$GITHUB_REPOSITORY" "$PULL_REQUEST"
+          HOMEBREW_GITHUB_API_TOKEN: ${{github.token}}
+          PULL_REQUEST: ${{github.event.pull_request.number}}
+        run: brew pr-pull --debug --tap="${GITHUB_REPOSITORY}" "${PULL_REQUEST}"
 
       - name: Push commits
         uses: Homebrew/actions/git-try-push@master
         with:
-          token: ${{ github.token }}
+          token: ${{github.token}}
           branch: main
 
       - name: Delete branch
         if: github.event.pull_request.head.repo.fork == false
         env:
-          BRANCH: ${{ github.event.pull_request.head.ref }}
-        run: git push --delete origin "$BRANCH"
+          BRANCH: ${{github.event.pull_request.head.ref}}
+        run: git push --delete origin "${BRANCH}"
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 115976c..abe5e4b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,16 +1,16 @@
 name: brew test-bot
-
 on:
   push:
-    branches:
-      - main
+    branches: [main]
   pull_request:
-
+defaults:
+  run:
+    shell: /bin/zsh -Negku {0}
 jobs:
   test-bot:
     strategy:
       matrix:
-        os: [macos-13, macos-14, macos-15]
+        os: [macos-13, macos-15]
     runs-on: ${{matrix.os}}
     steps:
       - name: Set up Homebrew
@@ -33,6 +33,21 @@ jobs:
       - run: brew test-bot --only-formulae
         if: github.event_name == 'pull_request'
 
+      - name: Rename bottle
+        if: github.event_name == 'pull_request'
+        run: |
+          autoload zmv
+          if [[ "${ImageOS}" = macos15 ]]; then
+            (zmv 'mas-(*).arm64_sequoia.bottle.tar.gz' 'mas-$1.arm64_big_sur.bottle.tar.gz') || true
+          else
+            (zmv 'mas-(*).ventura.bottle.tar.gz' 'mas-$1.high_sierra.bottle.tar.gz') || true
+          fi
+
+      - name: Download 1.8.6 bottle
+        if: github.event_name == 'pull_request' && matrix.os == 'macos-15'
+        run: |
+          curl -LO https://github.com/mas-cli/mas/releases/download/v1.8.6/mas-1.8.6.el_capitan.bottle.tar.gz
+
       - name: Upload bottles as artifact
         if: always() && github.event_name == 'pull_request'
         uses: actions/upload-artifact@v4