diff --git a/onnxruntime/core/providers/cpu/generator/constant_of_shape.cc b/onnxruntime/core/providers/cpu/generator/constant_of_shape.cc
index f7e7033471..bba62b290e 100644
--- a/onnxruntime/core/providers/cpu/generator/constant_of_shape.cc
+++ b/onnxruntime/core/providers/cpu/generator/constant_of_shape.cc
@@ -10,7 +10,13 @@ namespace op_kernel_type_control {
 ORT_SPECIFY_OP_KERNEL_ARG_DEFAULT_TYPE_LIST_ALL_OPSETS(
     kCpuExecutionProvider, kOnnxDomain, ConstantOfShape, Output, 0,
     ConstantOfShapeDefaultOutputTypes);
-}
+
+// pytorch converter uses ConstantOfShape with int64 to create Pad input
+// https://github.com/pytorch/pytorch/blob/044b519a80459f6787f6723c1c091a18b153d184/torch/onnx/symbolic_opset11.py#L449
+ORT_SPECIFY_OP_KERNEL_ARG_REQUIRED_TYPES_ALL_OPSETS(
+    kCpuExecutionProvider, kOnnxDomain, ConstantOfShape, Output, 0,
+    int64_t);
+}  // namespace op_kernel_type_control
 
 namespace {