diff --git a/pkgs/development/python-modules/flask-sqlalchemy/default.nix b/pkgs/development/python-modules/flask-sqlalchemy/default.nix
new file mode 100644
index 00000000000..aa7b40675b8
--- /dev/null
+++ b/pkgs/development/python-modules/flask-sqlalchemy/default.nix
@@ -0,0 +1,25 @@
+{ stdenv, buildPythonPackage, fetchPypi, flask, sqlalchemy, pytest }:
+
+buildPythonPackage rec {
+  pname = "Flask-SQLAlchemy";
+  version = "2.3.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0lvfynbk9y0whpkhqz7kf3hk342sfa3lwqyv25gnb22q5f2vjwar";
+  };
+
+  propagatedBuildInputs = [ flask sqlalchemy ];
+  checkInputs = [ pytest ];
+
+  checkPhase = ''
+    pytest
+  '';
+
+  meta = with stdenv.lib; {
+    description = "SQLAlchemy extension for Flask";
+    homepage = http://flask-sqlalchemy.pocoo.org/;
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ gerschtli ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 12485237a7a..1b78b61c193 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5306,23 +5306,7 @@ in {
 
   flask-silk = callPackage ../development/python-modules/flask-silk { };
 
-  flask_sqlalchemy = buildPythonPackage rec {
-    name = "Flask-SQLAlchemy-${version}";
-    version = "2.1";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/F/Flask-SQLAlchemy/${name}.tar.gz";
-      sha256 = "1i9ps5d5snih9xlqhrvmi3qfiygkmqzxh92n25kj4pf89kj4s965";
-    };
-
-    propagatedBuildInputs = with self ; [ flask sqlalchemy ];
-
-    meta = {
-      description = "SQLAlchemy extension for Flask";
-      homepage = http://flask-sqlalchemy.pocoo.org/;
-      license = licenses.bsd3;
-    };
-  };
+  flask_sqlalchemy = callPackage ../development/python-modules/flask-sqlalchemy { };
 
   flask_testing = callPackage ../development/python-modules/flask-testing { };