diff --git a/pkgs/development/python-modules/singledispatch/default.nix b/pkgs/development/python-modules/singledispatch/default.nix
index 789a24f3e818..a43add15ac72 100644
--- a/pkgs/development/python-modules/singledispatch/default.nix
+++ b/pkgs/development/python-modules/singledispatch/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "singledispatch";
-  version = "3.4.0.3";
+  version = "3.6.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "5b06af87df13818d14f08a028e42f566640aef80805c3b50c5056b086e3c2b9c";
+    sha256 = "58b46ce1cc4d43af0aac3ac9a047bdb0f44e05f0b2fa2eec755863331700c865";
   };
 
   propagatedBuildInputs = [ six ];