diff --git a/.github/workflows/macos-alpha-build.yml b/.github/workflows/macos-alpha-build.yml
index 7fb513be..4f545fa8 100644
--- a/.github/workflows/macos-alpha-build.yml
+++ b/.github/workflows/macos-alpha-build.yml
@@ -146,6 +146,7 @@ jobs:
             -r \
             --rcodesign-p12-file $GITHUB_WORKSPACE/certificate.p12 \
             --rcodesign-p12-password "${{ secrets.macOS_CERTIFICATES_P12_PASSWORD }}" \
+            -c release \
             -e production
 
       - name: Package
diff --git a/src/browser/base/content/zen-styles/zen-tabs/vertical-tabs.css b/src/browser/base/content/zen-styles/zen-tabs/vertical-tabs.css
index 066258a3..8bddbbbc 100644
--- a/src/browser/base/content/zen-styles/zen-tabs/vertical-tabs.css
+++ b/src/browser/base/content/zen-styles/zen-tabs/vertical-tabs.css
@@ -305,7 +305,7 @@
       }
     
       #newtab-button-container {
-        margin: var(--zen-tabbrowser-padding);
+        margin: calc(var(--zen-tabbrowser-padding) - 2px);
         margin-top: 0;
         margin-bottom: 0;