diff --git a/onnxruntime/core/providers/acl/tensor/concat.cc b/onnxruntime/core/providers/acl/tensor/concat.cc
index a7489970df..fb6a199ac7 100644
--- a/onnxruntime/core/providers/acl/tensor/concat.cc
+++ b/onnxruntime/core/providers/acl/tensor/concat.cc
@@ -32,7 +32,7 @@ Status Concat<T>::Compute(OpKernelContext* ctx) const {
     input_tensors.push_back(ctx->Input<Tensor>(i));
   }
 
-  std::vector<int64_t> output_dims = input_tensors[0]->Shape().GetDims();
+  auto output_dims = input_tensors[0]->Shape().AsShapeVector();
 
   // 'Concat' mode
   if (!is_stack_) {