diff --git a/pkgs/development/python-modules/cogapp/default.nix b/pkgs/development/python-modules/cogapp/default.nix
index b660ed022577..f894380fa49d 100644
--- a/pkgs/development/python-modules/cogapp/default.nix
+++ b/pkgs/development/python-modules/cogapp/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "cogapp";
-  version = "2.5.1";
+  version = "3.0.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f8cf2288fb5a2087eb4a00d8b347ddc86e9058d4ab26b8c868433eb401adfe1c";
+    sha256 = "5e5da2bcfc4e4750c66cecb80ea4eaed1ef4fddd3787c989d4f5bfffb1152d6a";
   };
 
   # there are no tests