diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 729b7e0..e3e68b0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -3,10 +3,10 @@ on: [push, pull_request]
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install Dependencies
         run: |
@@ -21,7 +21,7 @@ jobs:
             python3 .github/workflows/build.py
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: pdfs
           path: build/samples/*/*.pdf