diff --git a/pkgs/development/python-modules/pg8000/1_12.nix b/pkgs/development/python-modules/pg8000/1_12.nix
index efeee5e077f..444da7adc23 100644
--- a/pkgs/development/python-modules/pg8000/1_12.nix
+++ b/pkgs/development/python-modules/pg8000/1_12.nix
@@ -7,11 +7,11 @@
 
 buildPythonPackage rec {
   pname = "pg8000";
-  version = "1.12.5";
+  version = "1.13.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1yc3knh28cx3rjb2ifg5kmqqa78yyyw2gzzslbm9fj0mzh5aq1sx";
+    sha256 = "eebcb4176a7e407987e525a07454882f611985e0becb2b73f76efb93bbdc0aab";
   };
 
   propagatedBuildInputs = [ pytz six ];