diff --git a/.github/workflows/UnitTest.yml b/.github/workflows/UnitTest.yml
index ae6dd93..ad94e41 100644
--- a/.github/workflows/UnitTest.yml
+++ b/.github/workflows/UnitTest.yml
@@ -40,9 +40,11 @@ jobs:
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v4
         with:
           files: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}
+
   multithreads:
     name: Julia (threads) 1 - ubuntu-latest - x64 - ${{ github.event_name }}
     runs-on: ubuntu-latest
@@ -57,6 +59,6 @@ jobs:
       - name: run test
         run: julia --project --code-coverage -t4 -e 'using Pkg; Pkg.test()'
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v4
         with:
           files: lcov.info