diff --git a/tests-requirements.txt b/tests-requirements.txt
index cd8a4d471..0c1b65aa8 100644
--- a/tests-requirements.txt
+++ b/tests-requirements.txt
@@ -1,4 +1,5 @@
 # Tests requirements
 mock
 mitmproxy==0.10.1
+netlib==0.10.1
 pytest-twisted