diff --git a/pkgs/development/python-modules/bentoml/default.nix b/pkgs/development/python-modules/bentoml/default.nix
index 57bbfbf1e6c1..12f5cf61a0c0 100644
--- a/pkgs/development/python-modules/bentoml/default.nix
+++ b/pkgs/development/python-modules/bentoml/default.nix
@@ -74,7 +74,7 @@
 }:
 
 let
-  version = "1.3.20";
+  version = "1.4.19";
   aws = [ fs-s3fs ];
   grpc = [
     grpcio
@@ -124,7 +124,7 @@ let
     owner = "bentoml";
     repo = "BentoML";
     tag = "v${version}";
-    hash = "sha256-zc/JvnEEoV21EbBHhLBWvilidXHx1pxYsBYISFg16Us=";
+    hash = "sha256-sRQfjB3K5F6lYeW92O7BV2slQ+DRCuMTVqRG8vT+9wc=";
   };
 in
 buildPythonPackage {