diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 4d53618..4da9bd8 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -19,6 +19,7 @@
 
 env:
   LATEST_PY_VERSION: '3.10'
+  STRESS_TEST_MULTIPLIER: 5
 
 jobs:
   # Run tests for all supported requests versions
@@ -73,7 +74,7 @@
         run: |
           source $VENV
           nox -e test-current
-          nox -e stress
+          nox -e stress -- ${{ env.STRESS_TEST_MULTIPLIER }}
 
   # Deploy stable builds on tags only, and pre-release builds from manual trigger ("workflow_dispatch")
   release:
diff --git a/noxfile.py b/noxfile.py
index 68348c5..737e266 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -68,9 +68,11 @@
 def stress_test(session):
     """Run concurrency tests with a higher stress test multiplier"""
     cmd = f'pytest {INTEGRATION_TESTS} -rs -k concurrency'
+    multiplier = session.posargs[0] if session.posargs else STRESS_TEST_MULTIPLIER
+
     session.run(
         *cmd.split(' '),
-        env={'STRESS_TEST_MULTIPLIER': str(STRESS_TEST_MULTIPLIER)},
+        env={'STRESS_TEST_MULTIPLIER': str(multiplier)},
     )