diff --git a/Dockerfile b/Dockerfile
index f03caaa..5e0b62a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
-FROM tipsi/base_python:1.0.3
+FROM tipsi/base_python:1.0.6
 
 WORKDIR /code
 
-RUN pip3 install pytest pytest-asyncio
+RUN pip3 install pytest==3.6.* pytest-asyncio
 RUN apt install -y tcpdump
 
 ADD . /code
diff --git a/setup.py b/setup.py
index e25ee93..eb52e8c 100644
--- a/setup.py
+++ b/setup.py
@@ -26,6 +26,7 @@
         'coverage',
         'flake8',
         'pytest',
+        'pytest-asyncio',
     ],
     classifiers=[
         'Development Status :: 3 - Alpha',