diff --git a/pkgs/development/python-modules/pg8000/default.nix b/pkgs/development/python-modules/pg8000/default.nix
index 98750a917ca1..f61a0c593275 100644
--- a/pkgs/development/python-modules/pg8000/default.nix
+++ b/pkgs/development/python-modules/pg8000/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "pg8000";
-  version = "1.22.1";
+  version = "1.23.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/WmtWvJ4HllgjLP02WayNNlhxi8JPt0xlKxF32W40dQ=";
+    sha256 = "sha256-pBPgAUE0KBOiykfot7BUn/M4zKAryBkHa21w8S11XHk=";
   };
 
   propagatedBuildInputs = [