diff --git a/pkgs/development/python-modules/formencode/default.nix b/pkgs/development/python-modules/formencode/default.nix
index ab90f40faff4..a249f2e7e9e2 100644
--- a/pkgs/development/python-modules/formencode/default.nix
+++ b/pkgs/development/python-modules/formencode/default.nix
@@ -13,15 +13,14 @@
 
 buildPythonPackage rec {
   pname = "formencode";
-  version = "2.1.0";
+  version = "2.1.1";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
-    pname = "FormEncode";
-    inherit version;
-    hash = "sha256-63TSIweKKM8BX6iJZsbjTy0Y11EnMY1lwUS+2a/EJj8=";
+    inherit pname version;
+    hash = "sha256-4X8WGZ0jLlT2eRIATzrTM827uBoaGhAjis8JurmfkZk=";
   };
 
   postPatch = ''