diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8bd9441..d9c5ea5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,7 +113,7 @@ jobs:
         continue-on-error: true
         run: conform run --out results
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         with:
           name: conformance-matrix
           path: results/