diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 472b8ea13f05..be63a94f4041 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -890,8 +890,8 @@ rec {
       "sha256-g/KoroOmWZgWPfC0HMgLGQrGpr9QWEirTL3S9t7iMjs=";
 
   mypy-boto3-mediatailor =
-    buildMypyBoto3Package "mediatailor" "1.37.0"
-      "sha256-IJJUCcWCds3xb01lV0ghy0Itweeg3vKEUW8Pmp/Er/I=";
+    buildMypyBoto3Package "mediatailor" "1.37.21"
+      "sha256-SssQmTozr5f/uwsbwmMZpkXKG4SWG43IkEmehVG53Lw=";
 
   mypy-boto3-medical-imaging =
     buildMypyBoto3Package "medical-imaging" "1.37.0"