diff --git a/pkgs/development/python-modules/pg8000/default.nix b/pkgs/development/python-modules/pg8000/default.nix
index c871a7bccb8..9179448227f 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 = "1.26.1";
+  version = "1.27.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zNK2/hkK3ddMCTpivgcwuemfPqA6oO96uV7Rt/9p0lc=";
+    sha256 = "sha256-1qWDg0hZM0TyDrNa2kcqdy0yFFgm8u/ljb4bZeqZ6JA=";
   };
 
   propagatedBuildInputs = [