diff --git a/pkgs/by-name/lo/localstack/package.nix b/pkgs/by-name/lo/localstack/package.nix
index e8f95f38e034..bdc074f7345a 100644
--- a/pkgs/by-name/lo/localstack/package.nix
+++ b/pkgs/by-name/lo/localstack/package.nix
@@ -6,14 +6,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "localstack";
-  version = "4.2.0";
+  version = "4.3.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "localstack";
     repo = "localstack";
     tag = "v${version}";
-    hash = "sha256-cmBorHlYL7xmq4SIdyGu11/byCJK+OzrJsqVZHJDDTE=";
+    hash = "sha256-owkRyMT/ntKPUHp4Are91/4LThVzzaoeZZ0gpKLD6mM=";
   };
 
   build-system = with python3.pkgs; [