diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index a0ad493..fb1b2ef 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -35,9 +35,10 @@ jobs:
         - name: Start PostgreSQL
           run: |
             cp pgmq_postgres.template.env pgmq_postgres.env
+            cp pgmq_tests.template.env pgmq_tests.env
             make start-db
         - name: Run tests and collect coverage
-          run: poetry run pytest tests --cov=pgmq_sqlalchemy.queue --cov-report=xml
+          run: poetry run pytest tests --cov=pgmq_sqlalchemy.queue --cov-report=xml -n auto tests
         - name: Upload coverage reports to Codecov with GitHub Action
           uses: codecov/codecov-action@v4.2.0
           env:
diff --git a/Makefile b/Makefile
index ce599b7..855b18b 100644
--- a/Makefile
+++ b/Makefile
@@ -40,7 +40,7 @@ doc-build: ## Build the documentation
 doc-serve: ## Serve the documentation
 	cd doc && poetry run sphinx-autobuild -nW . _build
 
-.PHONY: test-local test-docker clear-db start-db
+.PHONY: install test-local test-docker test-docker-rebuild clear-db start-db exec-db doc-build doc-serve
 
 # generate help from comments
 .PHONY: help