diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ee449dc..a93c677 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,23 +10,23 @@ on:
         required: true
         default: "master"
       extraPlanArgs:
-        Description: "Extra plan args"
+        description: "Extra plan args"
         required: false
         default: ""
       extraCheckArgs:
-        Description: "Extra check args"
+        description: "Extra check args"
         required: false
         default: ""
       extraBuildArgs:
-        Description: "Extra build args"
+        description: "Extra build args"
         required: false
         default: ""
       extraPackageArgs:
-        Description: "Extra package args"
+        description: "Extra package args"
         required: false
         default: ""
       extraReleaseArgs:
-        Description: "Extra release args"
+        description: "Extra release args"
         required: false
         default: ""
 
@@ -40,7 +40,7 @@ jobs:
         uses: actions/checkout@v2
         with:
           repository: jimeh/build-emacs-for-macos
-          ref: "v0.5.0"
+          ref: "v0.5.1"
           path: builder
       - uses: actions/setup-go@v2
         with:
@@ -90,7 +90,7 @@ jobs:
         uses: actions/checkout@v2
         with:
           repository: jimeh/build-emacs-for-macos
-          ref: "v0.5.0"
+          ref: "v0.5.1"
           path: builder
       - uses: ruby/setup-ruby@v1
         with: