diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 6a4b3887ba04..02d97f168ea2 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -921,8 +921,8 @@ in
       "sha256-CdCtIzK3FoZsoPIzykK1BE8CXuWNAAG+qhd2HujoS0A=";
 
   mypy-boto3-migrationhuborchestrator =
-    buildMypyBoto3Package "migrationhuborchestrator" "1.41.0"
-      "sha256-Lawj0aC3a7qiVpVbyqF5Gp+21YYzNC4HQHED+HC+S04=";
+    buildMypyBoto3Package "migrationhuborchestrator" "1.42.3"
+      "sha256-d42VxAv6JSb35fAax31Sk5qsINDFqMWcvh0KQt1GmZQ=";
 
   mypy-boto3-migrationhubstrategy =
     buildMypyBoto3Package "migrationhubstrategy" "1.41.0"