diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 265051a..69a3604 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -99,7 +99,7 @@ jobs:
 
       - name: Upload artifact
         if: matrix.build_type == 'Release'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: cpp-repl-${{ matrix.os }}-llvm${{ matrix.llvm }}
           path: build/cpp-repl
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f148d8d..1432129 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -60,7 +60,7 @@ jobs:
 
       - name: Upload artifact (manual dispatch fallback)
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: cpp-repl-release-${{ env.TAG || github.ref_name || inputs.tag || 'manual' }}
           path: |