diff --git a/onnxruntime/core/framework/arena_extend_strategy.h b/onnxruntime/core/framework/arena_extend_strategy.h
index ebdd981eb9..0cd04c40d9 100644
--- a/onnxruntime/core/framework/arena_extend_strategy.h
+++ b/onnxruntime/core/framework/arena_extend_strategy.h
@@ -4,6 +4,7 @@
 #pragma once
 
 #include <iostream>
+#include <string>
 
 namespace onnxruntime {