diff --git a/ml-service/onnx-serving/requirements.txt b/ml-service/onnx-serving/requirements.txt
index 3ee4016d..a9c05e7e 100644
--- a/ml-service/onnx-serving/requirements.txt
+++ b/ml-service/onnx-serving/requirements.txt
@@ -3,7 +3,7 @@ uvicorn[standard]>=0.24.0
 onnxruntime>=1.28.0
 onnxruntime-gpu>=1.28.0; platform_system == "Linux"
 numpy>=2.5.1
-pydantic>=2.5.0
+pydantic>=2.13.5
 torch>=2.13.0
 torchvision>=0.28.0
 onnx>=1.22.0
diff --git a/ml-service/requirements.txt b/ml-service/requirements.txt
index 27619e60..b9bc3470 100644
--- a/ml-service/requirements.txt
+++ b/ml-service/requirements.txt
@@ -1,6 +1,6 @@
 fastapi==0.141.1
 uvicorn[standard]==0.32.1
-pydantic==2.10.3
+pydantic==2.13.5
 redis==5.2.1
 
 # ML dependencies (optional – service degrades gracefully without them)