diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 83802aa751b4..20e04b13ba10 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -1170,8 +1170,8 @@ in
       "sha256-juVfwdjPDNPaT5tvyXpzDtomugqxeu++AERLkVtFIxw=";
 
   mypy-boto3-sagemaker =
-    buildMypyBoto3Package "sagemaker" "1.42.88"
-      "sha256-u2KphNpF7yCNtbShS99SakEbg2FANAmMHi0Zr5EvORs=";
+    buildMypyBoto3Package "sagemaker" "1.42.91"
+      "sha256-M3Mbmu5fJdyl5UHS+wIklJ1UlFRzTxxQ2Rz057k0Auc=";
 
   mypy-boto3-sagemaker-a2i-runtime =
     buildMypyBoto3Package "sagemaker-a2i-runtime" "1.42.3"