diff --git a/pkgs/development/python-modules/pytest/4.nix b/pkgs/development/python-modules/pytest/4.nix
index 4fe588f6456..43cfe6c822c 100644
--- a/pkgs/development/python-modules/pytest/4.nix
+++ b/pkgs/development/python-modules/pytest/4.nix
@@ -3,12 +3,12 @@
 , atomicwrites, mock, writeText, pathlib2, wcwidth, packaging, isPyPy
 }:
 buildPythonPackage rec {
-  version = "4.6.9";
+  version = "4.6.11";
   pname = "pytest";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0fgkmpc31nzy97fxfrkqbzycigdwxwwmninx3qhkzp81migggs0r";
+    sha256 = "50fa82392f2120cc3ec2ca0a75ee615be4c479e66669789771f1758332be4353";
   };
 
   checkInputs = [ hypothesis mock ];