diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5181950..fa36c2f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Install Ruby
       uses: actions/setup-ruby@v1
@@ -21,6 +21,9 @@ jobs:
     - name: Install Kramdown
       run: gem install kramdown
 
+    - name: Install ERB
+      run: gem install erb
+
     - name: Convert Markdown to HTML
       run: |
         mkdir articles-html