diff --git a/pkgs/development/python-modules/bleach/default.nix b/pkgs/development/python-modules/bleach/default.nix
index 1bdedde1cb4..53319466d3a 100644
--- a/pkgs/development/python-modules/bleach/default.nix
+++ b/pkgs/development/python-modules/bleach/default.nix
@@ -11,11 +11,11 @@
 
 buildPythonPackage rec {
   pname = "bleach";
-  version = "3.2.1";
+  version = "3.3.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "52b5919b81842b1854196eaae5ca29679a2f2e378905c346d3ca8227c2c66080";
+    sha256 = "sha256-mLMXBznl6D3Z3BljPwdHJ62EjL7bYCZwjIrC07aXpDM=";
   };
 
   checkInputs = [ pytest pytestrunner ];