diff --git a/pkgs/development/python-modules/db-dtypes/default.nix b/pkgs/development/python-modules/db-dtypes/default.nix
index d8f5913acc63..acd258c84561 100644
--- a/pkgs/development/python-modules/db-dtypes/default.nix
+++ b/pkgs/development/python-modules/db-dtypes/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "db-dtypes";
-  version = "1.0.2";
+  version = "1.0.3";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -20,14 +20,9 @@ buildPythonPackage rec {
     owner = "googleapis";
     repo = "python-db-dtypes-pandas";
     rev = "refs/tags/v${version}";
-    hash = "sha256-LLKhYLzGUQRx4ciWv1TilYvTOO0sj6rdkPlJLPZ8VXA=";
+    hash = "sha256-KkwXmJ9KwmslBPhBApm+bcY7Tu/J2ZK4sszBaMMDcpY=";
   };
 
-  postPatch = ''
-    substituteInPlace setup.py \
-      --replace 'pyarrow>=3.0.0, <9.0dev' 'pyarrow>=3.0.0, <10.0dev'
-  '';
-
   propagatedBuildInputs = [
     numpy
     packaging