diff --git a/pkgs/development/python-modules/pydantic/default.nix b/pkgs/development/python-modules/pydantic/default.nix
index 93af15c4e0d9..3dae9c7c6fee 100644
--- a/pkgs/development/python-modules/pydantic/default.nix
+++ b/pkgs/development/python-modules/pydantic/default.nix
@@ -30,7 +30,7 @@
 
 buildPythonPackage rec {
   pname = "pydantic";
-  version = "1.10.4";
+  version = "1.10.5";
 
   outputs = [
     "out"
@@ -44,7 +44,7 @@ buildPythonPackage rec {
     owner = "samuelcolvin";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-BFyv1uVq2pLcJeS5955G/pDA3ce9YTqZ6F7kAkwnuvY=";
+    sha256 = "sha256-hcjnFqHTQiCIJh7L9JfpHHTm8GEZ+Vac6HO59cbEpWM=";
   };
 
   postPatch = ''