diff --git a/pkgs/development/python-modules/cleanit/default.nix b/pkgs/development/python-modules/cleanit/default.nix
index 8e75a5d3c140..cd7845b5750c 100644
--- a/pkgs/development/python-modules/cleanit/default.nix
+++ b/pkgs/development/python-modules/cleanit/default.nix
@@ -43,10 +43,7 @@ buildPythonPackage rec {
     pyyaml
   ];
 
-  pythonRelaxDeps = [
-    "click"
-    "jsonschema"
-  ];
+  pythonRelaxDeps = [ "chardet" ];
 
   nativeCheckInputs = [ pytestCheckHook ];