diff --git a/requirements.txt b/requirements.txt
index ddac433..fc85cfd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,7 @@
 Flask==3.0.0
 Flask-SQLAlchemy==3.1.1
+Flask-Login==0.6.3
+email-validator==2.3.0
 pytest==8.0.0
 pytest-cov==4.1.0
 pydantic==2.12.0
diff --git a/service/stream_type_service.py b/service/stream_type_service.py
index 5eadd92..61b621c 100644
--- a/service/stream_type_service.py
+++ b/service/stream_type_service.py
@@ -3,7 +3,7 @@
 Provides methods to find and manage the predefined stream types from spec 003.
 """
 
-from typing import Optional, List
+from typing import Optional, List, Dict
 from model.repository.stream_type_repository import StreamTypeRepository
 from model.dto.stream_type import StreamTypeDTO
 
diff --git a/specs/feature/feat-auth-layer.md b/specs/feature/feat-auth-layer.md
index 293992a..a483d3a 100644
--- a/specs/feature/feat-auth-layer.md
+++ b/specs/feature/feat-auth-layer.md
@@ -35,7 +35,7 @@
     user_name: str
     email: str
     hash_password: str
-    last_modiied_at: datetime
+    last_modified_at: datetime
     role: str  # 'user' or 'admin'
 ```