diff --git a/pkgs/tools/admin/aws-lambda-runtime-interface-emulator/default.nix b/pkgs/tools/admin/aws-lambda-runtime-interface-emulator/default.nix
index 7f588fec3a4d..79873296237c 100644
--- a/pkgs/tools/admin/aws-lambda-runtime-interface-emulator/default.nix
+++ b/pkgs/tools/admin/aws-lambda-runtime-interface-emulator/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "aws-lambda-runtime-interface-emulator";
-  version = "1.11";
+  version = "1.12";
 
   src = fetchFromGitHub {
     owner = "aws";
     repo = "aws-lambda-runtime-interface-emulator";
     rev = "v${version}";
-    sha256 = "sha256-N5RTMShukJCiM0NYzFsANUDww8iLT/p7Li0hAXerjAM=";
+    sha256 = "sha256-4uUyrPLDmmPv2Z6M3czwKe8BXe5BWJbfgf5FC/74pog=";
   };
 
-  vendorHash = "sha256-AZDbBFF7X247AYOVvJ5vuzuVqHqH6MbUylF5lRamzhU=";
+  vendorHash = "sha256-0b4yjyPnE7xPmW5N1Zu/tH50gHj46TnHkycNFDzIjy8=";
 
   # disabled because I lack the skill
   doCheck = false;