diff --git a/.github/workflows/rf_tests.yml b/.github/workflows/rf_tests.yml
index 4b70939..891de36 100644
--- a/.github/workflows/rf_tests.yml
+++ b/.github/workflows/rf_tests.yml
@@ -25,12 +25,10 @@ jobs:
         run: |
           python -m pip install --user pdm
           pdm install
-      - name: Start server
+      - name: Run tests
         run: |
           pdm testenv &
-          sleep 5
-      - name: Run tests
-        run: pdm atest
+          pdm atest
       - name: Generate Report
         id: xunit-viewer
         uses: AutoModality/action-xunit-viewer@v1
diff --git a/pyproject.toml b/pyproject.toml
index 9a29832..047d472 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ test = [
 
 [tool.pdm.scripts]
 test = "python -m pytest test/"
-testenv = "npx -y mountebank --host localhost --localOnly true --ipWhitelist 127.0.0.1 --allowInjection --configfile testapi/apis.ejs"
+testenv = { shell = "npx -y mountebank --host localhost --localOnly true --ipWhitelist 127.0.0.1 --allowInjection --configfile testapi/apis.ejs" }
 atest = "python -m robot -P src --xunit xunit.xml --outputdir results atest/"
 tests = { composite = ["test", "atest"] }
 format = "black ."