diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 9e2a27e..c865ef1 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -20,7 +20,7 @@ jobs:
           HOMEBREW_GITHUB_PACKAGES_TOKEN: ${{ github.token }}
           HOMEBREW_GITHUB_PACKAGES_USER: ${{ github.actor }}
           PULL_REQUEST: ${{ github.event.pull_request.number }}
-        run: brew pr-pull --debug --tap=$GITHUB_REPOSITORY $PULL_REQUEST
+        run: brew pr-pull --debug --tap="$GITHUB_REPOSITORY" "$PULL_REQUEST"
 
       - name: Push commits
         uses: Homebrew/actions/git-try-push@master
@@ -32,4 +32,4 @@ jobs:
         if: github.event.pull_request.head.repo.fork == false
         env:
           BRANCH: ${{ github.event.pull_request.head.ref }}
-        run: git push --delete origin $BRANCH
+        run: git push --delete origin "$BRANCH"
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ed26708..6db8231 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
 
       - name: Cache Homebrew Bundler RubyGems
         id: cache
-        uses: actions/cache@v1
+        uses: actions/cache@v4.0.2
         with:
           path: ${{ steps.set-up-homebrew.outputs.gems-path }}
           key: ${{ runner.os }}-rubygems-${{ steps.set-up-homebrew.outputs.gems-hash }}
diff --git a/Formula/pvsadm_darwin_amd64.rb b/Formula/pvsadm_darwin_amd64.rb
index ce5813e..45d45e4 100644
--- a/Formula/pvsadm_darwin_amd64.rb
+++ b/Formula/pvsadm_darwin_amd64.rb
@@ -2,7 +2,7 @@ class PvsadmDarwinAmd64 < Formula
   desc "Tool for managing the IBM Power Systems Virtual Servers"
   homepage "https://github.com/ppc64le-cloud/pvsadm"
   url "https://github.com/ppc64le-cloud/pvsadm/releases/download/v0.1.11/pvsadm-darwin-amd64.tar.gz"
-  version "v0.1.11"
+  version "0.1.11"
   sha256 "7af9d26b61a032f874be6d5a040b762796651bfde1acf95188b23ad85de1a646"
   license "Apache-2.0"
 
diff --git a/Formula/pvsadm_darwin_arm64.rb b/Formula/pvsadm_darwin_arm64.rb
index 0b0e539..0a2dbbb 100644
--- a/Formula/pvsadm_darwin_arm64.rb
+++ b/Formula/pvsadm_darwin_arm64.rb
@@ -15,4 +15,4 @@ def install
     assert_match "Error: --instance-name or --instance-name required", output
     assert_match "Version: v#{version},", shell_output("#{bin}/pvsadm version | awk '{print $1, $2}'")
   end
-end
\ No newline at end of file
+end
diff --git a/Formula/pvsadm_linux_amd64.rb b/Formula/pvsadm_linux_amd64.rb
index 1adfc77..b955cb4 100644
--- a/Formula/pvsadm_linux_amd64.rb
+++ b/Formula/pvsadm_linux_amd64.rb
@@ -15,4 +15,4 @@ def install
     assert_match "Error: --instance-name or --instance-name required", output
     assert_match "Version: v#{version},", shell_output("#{bin}/pvsadm version | awk '{print $1, $2}'")
   end
-end
\ No newline at end of file
+end