diff --git a/requirements.txt b/requirements.txt
index 4b238a0..b0b62b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 fastapi==0.111.0
 uvicorn==0.29.0
-pillow>=11.0.0
-opencv-python-headless>=4.9.0
+pillow==12.2.0
+opencv-python-headless==4.13.0.92
 imagehash==4.3.1
 python-dotenv==1.0.1
 anthropic==0.25.0