diff --git a/.github/workflows/binary-gems.yml b/.github/workflows/binary-gems.yml
index ec235f8b..96425d53 100644
--- a/.github/workflows/binary-gems.yml
+++ b/.github/workflows/binary-gems.yml
@@ -19,7 +19,7 @@ jobs:
           - platform: "x64-mingw32"
           - platform: "x86-mingw32"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
@@ -37,7 +37,7 @@ jobs:
         run: bundle exec rake gem:windows:${{ matrix.platform }}
 
       - name: Upload binary gem
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: binary-gem
           path: pkg/*.gem
@@ -66,7 +66,7 @@ jobs:
     env:
       PGVERSION: ${{ matrix.PGVERSION }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         if: matrix.platform != 'x86-mingw32'
         uses: ruby/setup-ruby@v1
@@ -85,7 +85,7 @@ jobs:
           echo "C:/msys64/$env:MSYSTEM_PREFIX/bin"  | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
       - name: Download gem from build job
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: binary-gem
 
diff --git a/.github/workflows/source-gem.yml b/.github/workflows/source-gem.yml
index 9e607d6a..c1e4cd46 100644
--- a/.github/workflows/source-gem.yml
+++ b/.github/workflows/source-gem.yml
@@ -20,7 +20,7 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
@@ -30,7 +30,7 @@ jobs:
         run: gem build pg.gemspec
 
       - name: Upload source gem
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: source-gem
           path: "*.gem"
@@ -82,14 +82,14 @@ jobs:
       MAKE: make -j2 V=1
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
 
       - name: Download gem from build job
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: source-gem