diff --git a/pkgs/development/python-modules/xdot/default.nix b/pkgs/development/python-modules/xdot/default.nix
index 79f0fb13d70..8ad249a4c1a 100644
--- a/pkgs/development/python-modules/xdot/default.nix
+++ b/pkgs/development/python-modules/xdot/default.nix
@@ -3,11 +3,11 @@
 
 buildPythonPackage rec {
   pname = "xdot";
-  version = "1.0";
+  version = "1.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "18a2ri8vggaxy7im1x9hki34v519y5jy4n07zpqq5br9syb7h1ky";
+    sha256 = "0cr4rh7dz4dfzyxrk5pzhm0d15gkrgkfp3i5lw178xy81pc56p71";
   };
 
   disabled = !isPy3k;