diff --git a/pkgs/development/python-modules/pytmx/default.nix b/pkgs/development/python-modules/pytmx/default.nix
index aa6eecfdeb53..17c18a96c736 100644
--- a/pkgs/development/python-modules/pytmx/default.nix
+++ b/pkgs/development/python-modules/pytmx/default.nix
@@ -1,21 +1,28 @@
-{ lib, fetchFromGitHub, isPy3k, buildPythonPackage, pygame, pyglet, pysdl2, six }:
+{ lib, fetchFromGitHub
+, python, buildPythonPackage, isPy27
+, pygame, pyglet, pysdl2, six
+}:
 
 buildPythonPackage rec {
   pname = "pytmx";
-  version = "3.22.0";
+  version = "3.24.0";
+
+  disabled = isPy27;
 
   src = fetchFromGitHub {
     # The release was not git tagged.
     owner = "bitcraft";
     repo = "PyTMX";
-    rev = "187fd429dadcdc5828e78e6748a983aa1434e4d2";
-    sha256 = "0480pr61v54bwdyzb983sk0fqkyfbcgrdn8k11yf1yck4zb119gc";
+    rev = "eb96efea30d57b731654b2a167d86b8b553b147d";
+    sha256 = "1g1j4w75zw76p5f8m5v0hdigdlva2flf0ngyk8nvqcwzcl5vq5wc";
   };
 
   propagatedBuildInputs = [ pygame pyglet pysdl2 six ];
 
   checkPhase = ''
-    python -m unittest tests.pytmx.test_pytmx
+    # Change into the test directory due to a relative resource path.
+    cd tests/pytmx
+    ${python.interpreter} -m unittest test_pytmx
   '';
 
   meta = with lib; {