diff --git a/tcp_tests/requirements.txt b/tcp_tests/requirements.txt
index 8c30994..d0260f2 100644
--- a/tcp_tests/requirements.txt
+++ b/tcp_tests/requirements.txt
@@ -5,7 +5,7 @@
 six
 requests>=2.2.0
 oslo.config>=3.12.0 # Apache-2.0
-pytest>=2.9
+pytest>=2.9,<=3.2.5
 docker-py
 docker-compose==1.7.1
 urllib3