diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 4f4cba6..4eead2b 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -10,7 +10,7 @@ jobs:
   unit-test:
     if: github.repository_owner == 'keikoproj'
     name: unit-test
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Set up Go 1.x
         uses: actions/setup-go@v2
@@ -38,7 +38,8 @@ jobs:
       - name: Test
         run: |
           make test
-      - name: Upload to Codecov
-        uses: codecov/codecov-action@v1
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v4
         with:
-          file: ./coverage.txt
+          files: ./coverage.out
+          token: ${{ secrets.CODECOV_TOKEN }}