diff --git a/pkgs/development/python-modules/python2-pythondialog/default.nix b/pkgs/development/python-modules/python2-pythondialog/default.nix
index 144887c75b3..a19156d1018 100644
--- a/pkgs/development/python-modules/python2-pythondialog/default.nix
+++ b/pkgs/development/python-modules/python2-pythondialog/default.nix
@@ -6,12 +6,12 @@
 
 buildPythonPackage rec {
   pname = "python2-pythondialog";
-  version = "3.4.0";
+  version = "3.5.1";
   disabled = isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "a96d9cea9a371b5002b5575d1ec351233112519268d382ba6f3582323b3d1335";
+    sha256 = "ad159c7b455d9cb2a5173590656d19a26e9cc208264cfab755f5827070d18613";
   };
 
   patchPhase = ''