diff --git a/.github/workflows/test-coverage.yaml b/.github/workflows/test-coverage.yaml
index 3cd1989..e050312 100644
--- a/.github/workflows/test-coverage.yaml
+++ b/.github/workflows/test-coverage.yaml
@@ -1,12 +1,13 @@
-# Workflow derived from https://github.com/r-lib/actions/tree/master/examples
+# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
 # Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
 on:
   push:
-    branches: [main, master, develop]
+    branches: [main, master]
   pull_request:
-    branches: [main, master, develop]
 
-name: test-coverage
+name: test-coverage.yaml
+
+permissions: read-all
 
 jobs:
   test-coverage:
@@ -15,7 +16,7 @@ jobs:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: r-lib/actions/setup-r@v2
         with:
@@ -23,8 +24,38 @@ jobs:
 
       - uses: r-lib/actions/setup-r-dependencies@v2
         with:
-          extra-packages: covr
+          extra-packages: any::covr, any::xml2
+          needs: coverage
 
       - name: Test coverage
-        run: covr::codecov()
+        run: |
+          cov <- covr::package_coverage(
+            quiet = FALSE,
+            clean = FALSE,
+            install_path = file.path(normalizePath(Sys.getenv("RUNNER_TEMP"), winslash = "/"), "package")
+          )
+          covr::to_cobertura(cov)
         shell: Rscript {0}
+
+      - uses: codecov/codecov-action@v4
+        with:
+          # Fail if error if not on PR, or if on PR and token is given
+          fail_ci_if_error: ${{ github.event_name != 'pull_request' || secrets.CODECOV_TOKEN }}
+          file: ./cobertura.xml
+          plugin: noop
+          disable_search: true
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+      - name: Show testthat output
+        if: always()
+        run: |
+          ## --------------------------------------------------------------------
+          find '${{ runner.temp }}/package' -name 'testthat.Rout*' -exec cat '{}' \; || true
+        shell: bash
+
+      - name: Upload test results
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-test-failures
+          path: ${{ runner.temp }}/package
diff --git a/README.md b/README.md
index e1d4bdd..3feb40f 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@
 [![Lifecycle: experimental](https://img.shields.io/badge/lifecycle-experimental-orange.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
 [![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active)
 [![R-CMD-check](https://github.com/rte-antares-rpackage/antaresRead/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/rte-antares-rpackage/antaresRead/actions/workflows/R-CMD-check.yaml)
-[![Codecov test coverage](https://codecov.io/gh/rte-antares-rpackage/antaresRead/branch/master/graph/badge.svg)](https://app.codecov.io/gh/rte-antares-rpackage/antaresRead?branch=master)
+[![Codecov test coverage](https://codecov.io/gh/rte-antares-rpackage/antaresRead/graph/badge.svg)](https://app.codecov.io/gh/rte-antares-rpackage/antaresRead)
 <!-- badges: end -->