diff --git a/api/app.py b/api/app.py
index 955cc18..da31695 100644
--- a/api/app.py
+++ b/api/app.py
@@ -39,22 +39,24 @@ def create_app():
         db.create_all()
 
         if os.getenv("BOT_USER") is not None and os.getenv("BOT_PASSWORD") is not None:
-            bot = User(
-                username=os.getenv("BOT_USER"),
-                password=hash_password(os.getenv("BOT_PASSWORD")),
-                admin=False
-            )
-            db.session.add(bot)
-            db.session.commit()
+            if db.session.query(User).filter_by(username=os.getenv("BOT_USER")).first() is None:  # Check if user already exist
+                bot = User(
+                    username=os.getenv("BOT_USER"),
+                    password=hash_password(os.getenv("BOT_PASSWORD")),
+                    admin=False
+                )
+                db.session.add(bot)
+                db.session.commit()
 
         if os.getenv("ADMIN_USER") is not None and os.getenv("ADMIN_PASSWORD") is not None:
-            admin = User(
-                username=os.getenv("ADMIN_USER"),
-                password=hash_password(os.getenv("ADMIN_PASSWORD")),
-                admin=True
-            )
-            db.session.add(admin)
-            db.session.commit()
+            if db.session.query(User).filter_by(username=os.getenv("ADMIN_USER")).first() is None:  # Check if user already exist
+                admin = User(
+                    username=os.getenv("ADMIN_USER"),
+                    password=hash_password(os.getenv("ADMIN_PASSWORD")),
+                    admin=True
+                )
+                db.session.add(admin)
+                db.session.commit()
 
     return application