diff --git a/requirements-dev.txt b/requirements-dev.txt
index 77fedb9716..fbe791587e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 -e .[socks]
-pytest>=2.8.0,<9
+pytest>=2.8.0,<10
 pytest-cov
 pytest-httpbin==2.1.0
 httpbin~=0.10.0