diff --git a/.github/workflows/firmware-c.yml b/.github/workflows/firmware-c.yml
index e2f2a7e..d784b74 100644
--- a/.github/workflows/firmware-c.yml
+++ b/.github/workflows/firmware-c.yml
@@ -63,7 +63,7 @@ jobs:
         run: ./analyze.sh
 
       - name: Upload artifacts (.uf2 + .elf — .elf needed to symbolicate fault dumps)
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: hackagotchi-probe-c-${{ inputs.version }}
           path: |