diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2d5e995..a0e3a95 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Build
       run: uv build
     - name: Upload source distribution
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: build-output
         path: "dist/*"