diff --git a/requirements-dev.txt b/requirements-dev.txt
index f44434a..ec3f746 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,32 +5,32 @@
 -r requirements.txt
 
 # Testing
-pytest==9.0.3
+pytest==9.1.1
 pytest-asyncio==1.4.0  # Updated for Python 3.12 event loop compatibility
 pytest-cov==7.1.0
 pytest-mock==3.15.1
-coverage==7.14.1
+coverage==7.15.4
 
 # Code Quality
 black==26.5.1  # Code formatting - Updated for Python 3.12
 flake8==7.3.0   # Linting
-isort==8.0.1   # Import sorting
-mypy==2.1.0     # Type checking - Updated for Python 3.12
-pylint==4.0.5   # Advanced linting
+isort==9.0.0   # Import sorting
+mypy==2.3.1     # Type checking - Updated for Python 3.12
+pylint==4.0.7   # Advanced linting
 
 # Development Tools
-ipython==9.14.1  # Enhanced Python shell
+ipython==9.16.1  # Enhanced Python shell
 ipdb==0.13.13    # Debugger
-pre-commit==4.6.0  # Git hooks for code quality
+pre-commit==4.6.2  # Git hooks for code quality
 
 # Documentation
 mkdocs==1.6.1
-mkdocs-material==9.7.6
+mkdocs-material==9.7.7
 
 # Database Tools
 sqlalchemy-utils==0.42.1
 
 # Testing Utilities
-faker==40.23.0  # Generate test data
+faker==40.37.0  # Generate test data
 freezegun==1.5.5  # Mock datetime (1.5+ required for Python 3.13)
-responses==0.26.1  # Mock HTTP requests
+responses==0.26.3  # Mock HTTP requests
diff --git a/requirements.txt b/requirements.txt
index 7206874..fb6e458 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,32 +2,32 @@
 # Production requirements
 
 # Web Framework
-fastapi==0.136.3
-uvicorn[standard]==0.49.0
+fastapi==0.141.1
+uvicorn[standard]==0.52.4
 python-multipart==0.0.32  # Required for UploadFile (file import endpoint); 0.0.27 fixes DoS via unbounded multipart headers (Dependabot #8)
 
 # Database
-sqlalchemy==2.0.50
-alembic==1.18.4  # Database migrations
+sqlalchemy==2.0.52
+alembic==1.19.1  # Database migrations
 
 # Scheduling
-apscheduler==3.11.2
-pytz==2026.2
+apscheduler==3.11.3
+pytz==2026.3.post1
 
 # SMS Provider
-twilio==9.10.9
+twilio==9.11.0
 
 # Data Validation
 pydantic==2.13.4
-pydantic-settings==2.14.1
+pydantic-settings==2.15.0
 
 # Utilities
-python-dotenv==1.2.2
+python-dotenv==1.2.3
 httpx==0.28.1  # Async HTTP client
 
 # Security
 argon2-cffi==25.1.0  # Argon2id password hashing (OWASP 2025 recommended)
-cryptography>=48.0.1,<49  # Fernet + PBKDF2 for at-rest encryption of Twilio auth tokens (WHO-43); floor bumped past CVE-flagged ranges (CodeRabbit)
+cryptography>=50.0.1,<51  # Fernet + PBKDF2 for at-rest encryption of Twilio auth tokens (WHO-43); floor bumped past CVE-flagged ranges (CodeRabbit)
 
 # Logging
-python-json-logger==4.1.0
+python-json-logger==4.2.0