diff --git a/pkgs/development/python-modules/localstack-ext/default.nix b/pkgs/development/python-modules/localstack-ext/default.nix
index 23423950c23a..90e743f839e7 100644
--- a/pkgs/development/python-modules/localstack-ext/default.nix
+++ b/pkgs/development/python-modules/localstack-ext/default.nix
@@ -1,26 +1,14 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-
-# build-system
-, setuptools
-, plux
-
-# dependencies
-, cachetools
-, click
-, cryptography
 , dill
 , dnslib
 , dnspython
-, psutil
-, python-dotenv
-, pyyaml
+, plux
+, pyaes
+, python-jose
 , requests
-, rich
-, semver
-, stevedore
-, tailer
+, tabulate
 
 # Sensitive downstream dependencies
 , localstack
@@ -28,12 +16,12 @@
 
 buildPythonPackage rec {
   pname = "localstack-ext";
-  version = "3.2.0";
-  pyproject = true;
+  version = "2.3.2";
+  format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-53pbt7kNaYQRsLb+OI8gLwR3cBE18ZKLZmG4aP1/93E=";
+    hash = "sha256-Ex5ZPlteDaiyex90QumucVdTTbpp9uWiBrvw1kMr++8=";
   };
 
   postPatch = ''
@@ -50,27 +38,15 @@ buildPythonPackage rec {
       --replace "requests>=2.20.0,<2.26" "requests~=2.20"
   '';
 
-  nativeBuildInputs = [
-    plux
-    setuptools
-  ];
-
   propagatedBuildInputs = [
-    cachetools
-    click
-    cryptography
     dill
     dnslib
     dnspython
     plux
-    psutil
-    python-dotenv
-    pyyaml
-    rich
+    pyaes
+    python-jose
     requests
-    semver
-    stevedore
-    tailer
+    tabulate
   ];
 
   pythonImportsCheck = [ "localstack_ext" ];
diff --git a/pkgs/development/python-modules/localstack/default.nix b/pkgs/development/python-modules/localstack/default.nix
index 13a791482296..6a408c935920 100644
--- a/pkgs/development/python-modules/localstack/default.nix
+++ b/pkgs/development/python-modules/localstack/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, setuptools
 , apispec
 , boto3
 , cachetools
@@ -21,14 +20,14 @@
 
 buildPythonPackage rec {
   pname = "localstack";
-  version = "3.2.0";
-  pyproject = true;
+  version = "3.0.0";
+  format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "localstack";
     repo = "localstack";
     rev = "refs/tags/v${version}";
-    hash = "sha256-r0KRPtsLr6Pyn/va93reLdHHKtiOLB1uflAJ2L/uZmU=";
+    hash = "sha256-N/Mc1bubCcq38VxUqkO9LGG25pEetEyJ+VJMdg/7hrU=";
   };
 
   postPatch = ''
@@ -38,10 +37,6 @@ buildPythonPackage rec {
       --replace "boto3>=1.20,<1.25.0" "boto3~=1.20"
   '';
 
-  nativeBuildInputs = [
-    setuptools
-  ];
-
   propagatedBuildInputs = [
     apispec
     boto3