diff --git a/pkgs/development/python-modules/flask-security-too/default.nix b/pkgs/development/python-modules/flask-security/default.nix
similarity index 59%
rename from pkgs/development/python-modules/flask-security-too/default.nix
rename to pkgs/development/python-modules/flask-security/default.nix
index 98eb55379493..e202a68ab480 100644
--- a/pkgs/development/python-modules/flask-security-too/default.nix
+++ b/pkgs/development/python-modules/flask-security/default.nix
@@ -1,15 +1,16 @@
 {
   lib,
   buildPythonPackage,
-  fetchPypi,
+  fetchFromGitHub,
   pythonOlder,
-  setuptools,
+  flit-core,
 
   # extras: babel
   babel,
   flask-babel,
 
   # extras: common
+  argon2-cffi,
   bcrypt,
   bleach,
   flask-mailman,
@@ -31,12 +32,14 @@
   flask-login,
   flask-principal,
   flask-wtf,
+  markupsafe,
   passlib,
   importlib-resources,
   wtforms,
 
   # tests
-  argon2-cffi,
+  authlib,
+  flask-sqlalchemy-lite,
   freezegun,
   mongoengine,
   mongomock,
@@ -47,19 +50,25 @@
 }:
 
 buildPythonPackage rec {
-  pname = "flask-security-too";
-  version = "5.5.0";
+  pname = "flask-security";
+  version = "5.5.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.8";
+  disabled = pythonOlder "3.9";
 
-  src = fetchPypi {
-    pname = "flask_security_too";
-    inherit version;
-    hash = "sha256-nuYOqKgH3Wfk2IFEDUhWUB6aP1xZ+c4DK7n0zB01TSk=";
+  src = fetchFromGitHub {
+    owner = "pallets-eco";
+    repo = "flask-security";
+    rev = "refs/tags/${version}";
+    hash = "sha256-RGRwgrDFe+0v8NYyajMikdoi1DQf1I+B5y8KJyF+cZs=";
   };
 
-  build-system = [ setuptools ];
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace-fail phonenumberslite phonenumbers
+  '';
+
+  build-system = [ flit-core ];
 
   # flask-login>=0.6.2 not satisfied by version 0.7.0.dev0
   pythonRelaxDeps = [ "flask-login" ];
@@ -70,17 +79,19 @@ buildPythonPackage rec {
     flask-login
     flask-principal
     flask-wtf
+    markupsafe
     passlib
     importlib-resources
     wtforms
   ];
 
-  passthru.optional-dependencies = {
+  optional-dependencies = {
     babel = [
       babel
       flask-babel
     ];
     common = [
+      argon2-cffi
       bcrypt
       bleach
       flask-mailman
@@ -100,7 +111,8 @@ buildPythonPackage rec {
 
   nativeCheckInputs =
     [
-      argon2-cffi
+      authlib
+      flask-sqlalchemy-lite
       freezegun
       mongoengine
       mongomock
@@ -108,12 +120,15 @@ buildPythonPackage rec {
       pony
       pytestCheckHook
       zxcvbn
-      freezegun
     ]
-    ++ passthru.optional-dependencies.babel
-    ++ passthru.optional-dependencies.common
-    ++ passthru.optional-dependencies.fsqla
-    ++ passthru.optional-dependencies.mfa;
+    ++ optional-dependencies.babel
+    ++ optional-dependencies.common
+    ++ optional-dependencies.fsqla
+    ++ optional-dependencies.mfa;
+
+  preCheck = ''
+    pybabel compile --domain flask_security -d flask_security/translations
+  '';
 
   disabledTests = [
     # needs /etc/resolv.conf
@@ -123,9 +138,9 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "flask_security" ];
 
   meta = with lib; {
-    changelog = "https://github.com/Flask-Middleware/flask-security/blob/${version}/CHANGES.rst";
-    homepage = "https://github.com/Flask-Middleware/flask-security";
-    description = "Simple security for Flask apps (fork)";
+    changelog = "https://github.com/pallets-eco/flask-security/blob/${version}/CHANGES.rst";
+    homepage = "https://github.com/pallets-eco/flask-security";
+    description = "Quickly add security features to your Flask application";
     license = licenses.mit;
     maintainers = with maintainers; [ gador ];
   };
diff --git a/pkgs/development/python-modules/flask-sqlalchemy-lite/default.nix b/pkgs/development/python-modules/flask-sqlalchemy-lite/default.nix
new file mode 100644
index 000000000000..a6afc09f4edf
--- /dev/null
+++ b/pkgs/development/python-modules/flask-sqlalchemy-lite/default.nix
@@ -0,0 +1,45 @@
+{
+  aiosqlite,
+  buildPythonPackage,
+  fetchFromGitHub,
+  flask,
+  flit-core,
+  lib,
+  pytestCheckHook,
+  sqlalchemy,
+}:
+
+buildPythonPackage rec {
+  pname = "flask-sqlalchemy-lite";
+  version = "0.1.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "pallets-eco";
+    repo = "flask-sqlalchemy-lite";
+    rev = "refs/tags/${version}";
+    hash = "sha256-LpdPp5Gp74DSJqD1DJqwNeaMKdN5pEAUkxnKGYZcVis=";
+  };
+
+  build-system = [ flit-core ];
+
+  dependencies = [
+    flask
+    sqlalchemy
+  ] ++ flask.optional-dependencies.async ++ sqlalchemy.optional-dependencies.asyncio;
+
+  pythonImportsCheck = [ "flask_sqlalchemy_lite" ];
+
+  nativeCheckInputs = [
+    aiosqlite
+    pytestCheckHook
+  ];
+
+  meta = {
+    changelog = "https://github.com/pallets-eco/flask-sqlalchemy-lite/blob/${src.rev}/CHANGES.md";
+    description = "Integrate SQLAlchemy with Flask";
+    homepage = "https://github.com/pallets-eco/flask-sqlalchemy-lite";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/tools/admin/pgadmin/default.nix b/pkgs/tools/admin/pgadmin/default.nix
index 6e45cafdc340..4325040dd683 100644
--- a/pkgs/tools/admin/pgadmin/default.nix
+++ b/pkgs/tools/admin/pgadmin/default.nix
@@ -173,7 +173,7 @@ pythonPackages.buildPythonApplication rec {
     python-dateutil
     sqlalchemy
     itsdangerous
-    flask-security-too
+    flask-security
     bcrypt
     cryptography
     sshtunnel
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index da0bc901b89a..d210b6970090 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -195,6 +195,7 @@ mapAliases ({
   flask_principal = flask-principal; # added 2023-08-23
   flask-restplus = throw "flask-restplus is no longer maintained, use flask-restx instead"; # added 2023-02-21
   flask_script = flask-script; # added 2023-08-23
+  flask-security-too = flask-security; # added 2024-08-26
   flask_sqlalchemy = flask-sqlalchemy; # added 2022-07-20
   flask_testing = flask-testing; # added 2022-04-25
   flask_wtf = flask-wtf; # added 2022-05-24
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0995390b2ff8..9320c4ec1ff9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4512,7 +4512,7 @@ self: super: with self; {
 
   flask-session-captcha = callPackage ../development/python-modules/flask-session-captcha { };
 
-  flask-security-too = callPackage ../development/python-modules/flask-security-too { };
+  flask-security = callPackage ../development/python-modules/flask-security { };
 
   flask-silk = callPackage ../development/python-modules/flask-silk { };
 
@@ -4524,6 +4524,8 @@ self: super: with self; {
 
   flask-sqlalchemy = callPackage ../development/python-modules/flask-sqlalchemy { };
 
+  flask-sqlalchemy-lite = callPackage ../development/python-modules/flask-sqlalchemy-lite { };
+
   flask-sslify = callPackage ../development/python-modules/flask-sslify { };
 
   flask-swagger = callPackage ../development/python-modules/flask-swagger { };