diff --git a/infra/ai-server/requirements.txt b/infra/ai-server/requirements.txt
index f0c3243..48b82de 100644
--- a/infra/ai-server/requirements.txt
+++ b/infra/ai-server/requirements.txt
@@ -3,13 +3,13 @@ transformers>=4.48,<5
 # Torch wheel selection is deployment-hardware specific; keep within supported major.
 torch>=2.5,<3
 accelerate>=1.2,<2
-fastapi==0.116.1
-uvicorn[standard]==0.35.0
+fastapi==0.141.1
+uvicorn[standard]==0.52.1
 pydantic>=2.10,<3
 bitsandbytes>=0.45,<1
 Pillow==12.3.0
 psutil>=6,<8
-ultralytics==8.3.203
+ultralytics==8.4.116
 opencv-python-headless>=4.10,<5
 # This is the fully local open-source Whisper runtime, not a public AI API client.
 openai-whisper>=20250625