diff --git a/pkgs/development/python-modules/colorlog/default.nix b/pkgs/development/python-modules/colorlog/default.nix
index 3045e61db607..edcd040b0665 100644
--- a/pkgs/development/python-modules/colorlog/default.nix
+++ b/pkgs/development/python-modules/colorlog/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "colorlog";
-  version = "3.1.4";
+  version = "4.0.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "418db638c9577f37f0fae4914074f395847a728158a011be2a193ac491b9779d";
+    sha256 = "3cf31b25cbc8f86ec01fef582ef3b840950dea414084ed19ab922c8b493f9b42";
   };
 
   checkInputs = [ pytest ];