diff --git a/pkgs/development/python-modules/pglast/default.nix b/pkgs/development/python-modules/pglast/default.nix
index 38acf736b74f..a4e50d1d4695 100644
--- a/pkgs/development/python-modules/pglast/default.nix
+++ b/pkgs/development/python-modules/pglast/default.nix
@@ -9,11 +9,11 @@
 
 buildPythonPackage rec {
   pname = "pglast";
-  version = "3.5";
+  version = "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "3bb74df084b149e8bf969380d88b1980fbd1aeda7f7057f4dee6751d854d6ae6";
+    sha256 = "1594d536137b888556b7187d25355ba88b3a14ef0d8aacccef15bfed74cf0af9";
   };
 
   disabled = !isPy3k;