diff --git a/pyproject.toml b/pyproject.toml
index 62b13b1..eb4bfcc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,11 +4,11 @@ version = "0.1.0"
 description = "Personal AI assistant with scheduling, memory, and voice"
 requires-python = ">=3.10"
 dependencies = [
-    "fastapi>=0.115",
-    "uvicorn[standard]>=0.30",
-    "pydantic>=2.8",
-    "pydantic-settings>=2.4",
-    "httpx>=0.27",
+    "fastapi>=0.143.2",
+    "uvicorn[standard]>=0.54.0",
+    "pydantic>=2.14.1",
+    "pydantic-settings>=2.15.0",
+    "httpx>=0.28.1",
     "apscheduler>=3.10",
     "python-jose[cryptography]>=3.3.0",
     "passlib[bcrypt]>=1.7.4",
diff --git a/requirements-server.txt b/requirements-server.txt
index 134280e..05f4ca7 100644
--- a/requirements-server.txt
+++ b/requirements-server.txt
@@ -1,10 +1,10 @@
 # Server-only dependencies for headless deployment (HF Space / VM).
 # No GUI (PySide6) or voice (vosk/piper/sounddevice) - never imported by main.py.
-fastapi>=0.115
-uvicorn[standard]>=0.30
-pydantic>=2.8
-pydantic-settings>=2.4
-httpx>=0.27
+fastapi>=0.143.2
+uvicorn[standard]>=0.54.0
+pydantic>=2.14.1
+pydantic-settings>=2.15.0
+httpx>=0.28.1
 apscheduler>=3.10
 python-telegram-bot==22.8
 huggingface_hub>=0.24
diff --git a/requirements.txt b/requirements.txt
index 6602a9f..5e96532 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
-fastapi>=0.115
-uvicorn[standard]>=0.30
-pydantic>=2.8
-pydantic-settings>=2.4
-httpx>=0.27
+fastapi>=0.143.2
+uvicorn[standard]>=0.54.0
+pydantic>=2.14.1
+pydantic-settings>=2.15.0
+httpx>=0.28.1
 apscheduler>=3.10
 python-jose[cryptography]>=3.3.0
 passlib[bcrypt]>=1.7.4