diff --git a/pkgs/development/python-modules/titlecase/default.nix b/pkgs/development/python-modules/titlecase/default.nix
index 0614f375a3a9..6cd8e7faa1e1 100644
--- a/pkgs/development/python-modules/titlecase/default.nix
+++ b/pkgs/development/python-modules/titlecase/default.nix
@@ -9,16 +9,16 @@
 
 buildPythonPackage rec {
   pname = "titlecase";
-  version = "2.3";
+  version = "2.4";
   format = "setuptools";
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "ppannuto";
     repo = "python-titlecase";
-    rev = "v${version}";
-    sha256 = "169ywzn5wfzwyknqavspkdpwbx31nycxsxkl7iywwk71gs1lskkw";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-aJbbfNnQvmmYPXVOO+xx7ADetsxE+jnVQOVDzV5jUp8=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;