diff --git a/fastdeploy/runtime/backends/ort/ort_backend.cc b/fastdeploy/runtime/backends/ort/ort_backend.cc
index 3938187cc..a8aa1e7cd 100644
--- a/fastdeploy/runtime/backends/ort/ort_backend.cc
+++ b/fastdeploy/runtime/backends/ort/ort_backend.cc
@@ -239,7 +239,8 @@ bool OrtBackend::InitFromOnnx(const std::string& model_file,
         type_info.GetTensorTypeAndShapeInfo().GetShape();
     ONNXTensorElementDataType data_type =
         type_info.GetTensorTypeAndShapeInfo().GetElementType();
-    inputs_desc_.emplace_back(OrtValueInfo{input_name_ptr.get(), shape, data_type});
+    inputs_desc_.emplace_back(
+        OrtValueInfo{input_name_ptr.get(), shape, data_type});
   }
 
   size_t n_outputs = session_.GetOutputCount();
@@ -250,7 +251,8 @@ bool OrtBackend::InitFromOnnx(const std::string& model_file,
         type_info.GetTensorTypeAndShapeInfo().GetShape();
     ONNXTensorElementDataType data_type =
         type_info.GetTensorTypeAndShapeInfo().GetElementType();
-    outputs_desc_.emplace_back(OrtValueInfo{output_name_ptr.get(), shape, data_type});
+    outputs_desc_.emplace_back(
+        OrtValueInfo{output_name_ptr.get(), shape, data_type});
 
     Ort::MemoryInfo out_memory_info("Cpu", OrtDeviceAllocator, 0,
                                     OrtMemTypeDefault);
@@ -283,6 +285,12 @@ void OrtBackend::OrtValueToFDTensor(const Ort::Value& value, FDTensor* tensor,
   } else if (data_type == ONNX_TENSOR_ELEMENT_DATA_TYPE_FLOAT16) {
     dtype = FDDataType::FP16;
     numel *= sizeof(float16);
+  } else if (data_type == ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT8) {
+    dtype = FDDataType::UINT8;
+    numel *= sizeof(uint8_t);
+  } else if (data_type == ONNX_TENSOR_ELEMENT_DATA_TYPE_INT8) {
+    dtype = FDDataType::INT8;
+    numel *= sizeof(int8_t);
   } else {
     FDASSERT(
         false,
diff --git a/fastdeploy/runtime/backends/ort/utils.cc b/fastdeploy/runtime/backends/ort/utils.cc
index 52f6247b6..1ec11b600 100644
--- a/fastdeploy/runtime/backends/ort/utils.cc
+++ b/fastdeploy/runtime/backends/ort/utils.cc
@@ -50,6 +50,10 @@ FDDataType GetFdDtype(const ONNXTensorElementDataType& ort_dtype) {
     return FDDataType::INT64;
   } else if (ort_dtype == ONNX_TENSOR_ELEMENT_DATA_TYPE_FLOAT16) {
     return FDDataType::FP16;
+  } else if (ort_dtype == ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT8) {
+    return FDDataType::UINT8;
+  } else if (ort_dtype == ONNX_TENSOR_ELEMENT_DATA_TYPE_INT8) {
+    return FDDataType::INT8;
   }
   FDERROR << "Unrecognized ort data type:" << ort_dtype << "." << std::endl;
   return FDDataType::FP32;