diff --git a/.github/workflows/upload-and-deploy.yaml b/.github/workflows/upload-and-deploy.yaml
index b2e87eb..b3277a1 100755
--- a/.github/workflows/upload-and-deploy.yaml
+++ b/.github/workflows/upload-and-deploy.yaml
@@ -132,11 +132,13 @@ jobs:
       - name: Install additional python dependency
         run: |
           pipenv install ecs_logging~=2.0
+          pipenv install pytest-datadir
 
       - name: Test lambda scripts with pytest
         run: |
           pipenv run python -m pytest tests/test_s3_event_config_lambda.py -v
           pipenv run python -m pytest tests/test_s3_to_glue_lambda.py -v
+          pipenv run python -m pytest -v tests/test_lambda_raw.py
 
       - name: Test dev synapse folders for STS access with pytest
         run: >
diff --git a/tests/test_lambda_raw.py b/tests/test_lambda_raw.py
index 453853b..9af6592 100644
--- a/tests/test_lambda_raw.py
+++ b/tests/test_lambda_raw.py
@@ -4,7 +4,7 @@
 import zipfile
 
 import boto3
-import pytest
+import pytest  # requires pytest-datadir to be installed
 from moto import mock_s3
 
 import src.lambda_function.raw.app as app