diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 73bbaddf87..ca4a5c2788 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -522,10 +522,11 @@ jobs:
               # we will publish the formula with the release tag
               tag="${{ needs.setup_release.outputs.release_tag }}"
             else
-              tag="${{ github.sha }}"
+              tag="${{ github.ref_name }}"
             fi
           else
             echo "This is a PR event"
+            build_version="0.0.${{ github.event.number }}"
             clone_url=${{ github.event.pull_request.head.repo.clone_url }}
             branch="${{ github.event.pull_request.head.ref }}"
             default_branch="${{ github.event.pull_request.head.repo.default_branch }}"
diff --git a/packaging/sunshine.rb b/packaging/sunshine.rb
index 61164404b1..558291f253 100644
--- a/packaging/sunshine.rb
+++ b/packaging/sunshine.rb
@@ -5,7 +5,7 @@ class @PROJECT_NAME@ < Formula
   homepage "@PROJECT_HOMEPAGE_URL@"
   url "@GITHUB_CLONE_URL@",
     tag: "@GITHUB_TAG@"
-  version "@PROJECT_VERSION@"
+  version "@BUILD_VERSION@"
   license all_of: ["GPL-3.0-only"]
   head "@GITHUB_CLONE_URL@", branch: "@GITHUB_DEFAULT_BRANCH@"