diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ea2efd5..3ae5480 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -87,7 +87,7 @@ jobs:
         run: node build.js
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: fire_calculator
           path: fire_calculator.html