diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index af75c4d..a31e9e4 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -32,7 +32,8 @@ jobs:
       run: |
         make tests
 
-    - name: Upload to Codecov
-      uses: codecov/codecov-action@v1
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v4
       with:
-        file: ./coverage.txt
\ No newline at end of file
+        file: ./coverage.txt
+        token: ${{ secrets.CODECOV_TOKEN }}