diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index f8a527766..3cbb33719 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -3,7 +3,6 @@ channels:
 dependencies:
 - aimsgb =1.1.0
 - ase =3.22.1
-- coveralls
 - coverage
 - codacy-coverage
 - matplotlib-base =3.8.0
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 6d96f23b1..aaf5233ec 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -66,11 +66,8 @@ jobs:
     - name: Test
       shell: bash -l {0}
       timeout-minutes: 30
-      run: coverage run --omit structuretoolkit/_version.py -m unittest discover tests
+      run: |
+        coverage run --omit structuretoolkit/_version.py -m unittest discover tests
     - name: Coverage
       if:  matrix.label == 'linux-64-py-3-10'
-      continue-on-error: True
-      shell: bash -l {0}
-      run: |
-        coveralls
-        coverage xml
+      uses: coverallsapp/github-action@v2