diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index 0e060b8f0..5d982e6a6 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -39,18 +39,18 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install Dependencies
         run: |
-          python -m pip install --upgrade 'coveralls>=3' pip
+          python -m pip install --upgrade pip
           python -m pip install --upgrade --requirement requirements/tests.txt
-          python -m pip install --editable .
+          python -m pip install .
       - name: Run Tests
         run: |
           make test
       - name: Upload Coverage
-        run: coveralls --service=github
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          COVERALLS_FLAG_NAME: tests-${{ matrix.python-version }}-${{ matrix.os }}
-          COVERALLS_PARALLEL: true
+        uses: coverallsapp/github-action@v2
+        with:
+          flag-name: tests-${{ matrix.python-version }}-${{ matrix.os }}
+          parallel: true
+          path-to-lcov: coverage.lcov
 
   build:
     name: Build Distribution
@@ -66,8 +66,9 @@ jobs:
           python-version: '3.11'
       - name: Install Dependencies
         run: |
-          python -m pip install --upgrade build pip polib
-          pip install --upgrade .
+          python -m pip install --upgrade pip
+          python -m pip install --upgrade build polib
+          pip install .
       - name: Build Distribution
         run: |
           make package
@@ -77,19 +78,15 @@ jobs:
           name: dist
           path: dist
 
-
   coveralls:
     name: Finish Coveralls
     needs: [test]
     runs-on: ubuntu-latest
-    container: python:3-slim
     steps:
       - name: Finished
-        run: |
-          python -m pip install --upgrade 'coveralls>=3' pip
-          coveralls --finish --service=github
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        uses: coverallsapp/github-action@v2
+        with:
+          parallel-finished: true
 
   deploy:
     name: Deploy
diff --git a/.gitignore b/.gitignore
index 3e318164d..4ee1bd806 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,7 +8,7 @@ MANIFEST
 *.pot
 *.pyc
 *.DS_Store
-coverage.xml
+coverage.lcov
 .tox
 .venv
 docs/build
diff --git a/Makefile b/Makefile
index 5bf8a02f6..19bbbce8f 100644
--- a/Makefile
+++ b/Makefile
@@ -45,7 +45,7 @@ setup:
 
 test:
 	scripts/l10n/generate_mo_files.py
-	pytest --cov=. --cov-config=pyproject.toml --cov-report term --cov-report xml --durations 10 --durations-min=0.75 --dist loadscope --no-cov-on-fail --numprocesses auto
+	pytest --cov=. --cov-config=pyproject.toml --cov-report term --cov-report lcov --durations 10 --durations-min=0.75 --dist loadscope --no-cov-on-fail --numprocesses auto
 
 tox:
 	tox --parallel auto
diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index 5760b58e1..71596c751 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -1,5 +1,4 @@
 # Package runtime requirements.
-convertdate>=2.3.0
 hijri-converter
 korean-lunar-calendar
 python-dateutil
diff --git a/requirements/tests.txt b/requirements/tests.txt
index 1b55ef8be..a15cfbe9f 100644
--- a/requirements/tests.txt
+++ b/requirements/tests.txt
@@ -1,5 +1,5 @@
 # Test requirements.
-coverage[toml]<7.0.0
+coverage
 pytest
 pytest-cov
 pytest-xdist