diff --git a/pkgs/development/python-modules/localstack/default.nix b/pkgs/development/python-modules/localstack/default.nix
index 637e411ea65e..d30f195aa5d0 100644
--- a/pkgs/development/python-modules/localstack/default.nix
+++ b/pkgs/development/python-modules/localstack/default.nix
@@ -77,5 +77,6 @@ buildPythonPackage rec {
     homepage = "https://github.com/localstack/localstack";
     license = licenses.asl20;
     maintainers = [ ];
+    mainProgram = "localstack";
   };
 }