diff --git a/pkgs/development/python-modules/cornice/default.nix b/pkgs/development/python-modules/cornice/default.nix
index fc470e012fb..ba6df4fd24a 100644
--- a/pkgs/development/python-modules/cornice/default.nix
+++ b/pkgs/development/python-modules/cornice/default.nix
@@ -9,11 +9,11 @@
 
 buildPythonPackage rec {
   pname = "cornice";
-  version = "5.0.3";
+  version = "5.1.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f971831e90343374b21c0c97d523e23eb09cec41a2a8fc2e85bb5c2585348576";
+    sha256 = "c81cd9429759c0de475f580bbff92d5646cfc5f43e8aa24492037e2e90677ee6";
   };
 
   propagatedBuildInputs = [ pyramid simplejson six venusian ];