diff --git a/backend/textsouls/__init__.py b/backend/textsouls/__init__.py
index 23a7c01..43be2ba 100644
--- a/backend/textsouls/__init__.py
+++ b/backend/textsouls/__init__.py
@@ -22,8 +22,8 @@ app.config.update(main_settings)
 db_settings = config_data["db_settings"]
 app.config.update(db_settings)
 
-db.init_app(app)
 admin.init_app(app)
+db.init_app(app)
 
 from .admin import ts_admin as ts_admin_blueprint
 
diff --git a/backend/textsouls/main.py b/backend/textsouls/main.py
index 6827dfc..3c514a3 100644
--- a/backend/textsouls/main.py
+++ b/backend/textsouls/main.py
@@ -8,35 +8,33 @@ main = Blueprint("main", __name__)
 
 
 @main.route("/")
-class Index:
-    def get(self):
-        return "Nice!", 200
+def index():
+    return "Nice!", 200
 
 
-@main.route("/registration")
-class Registration:
-    def post(self):
-        data = request.get_json()
+@main.route("/registration", methods=["POST"])
+def registration():
+    data = request.get_json()
 
-        tg_id = data.get("tg_id")
-        first_name = data.get("first_name")
-        last_name = data.get("last_name")
-        username = data.get("username")
+    tg_id = data.get("tg_id")
+    first_name = data.get("first_name")
+    last_name = data.get("last_name")
+    username = data.get("username")
 
-        existed_user = User.query.filter_by(tg_id=tg_id).first()
+    existed_user = User.query.filter_by(tg_id=tg_id).first()
 
-        if not existed_user:
-            new_user = User(
-                tg_id=tg_id,
-                first_name=first_name,
-                last_name=last_name,
-                username=username,
-            )
+    if not existed_user:
+        new_user = User(
+            tg_id=tg_id,
+            first_name=first_name,
+            last_name=last_name,
+            username=username,
+        )
 
-            db.session.add(new_user)
-            db.session.commit()
+        db.session.add(new_user)
+        db.session.commit()
 
-            return {"created": True, "id": new_user.id}
+        return {"created": True, "id": new_user.id}
 
-        else:
-            return {"created": False, "id": existed_user.id}
+    else:
+        return {"created": False, "id": existed_user.id}