diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 3ee01e24..f967b9a7 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -43,6 +43,8 @@ jobs:
         env:
           GROUP: ${{ matrix.group }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}
+          fail_ci_if_error: true
diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index 86d9c401..a7e614d0 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -50,6 +50,8 @@ jobs:
             exit(0)  # Exit immediately, as a success
           end
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}
+          fail_ci_if_error: true