diff --git a/binaries/dump_operator_names.cc b/binaries/dump_operator_names.cc
index f77f93bf592..9ebd47ba6c1 100644
--- a/binaries/dump_operator_names.cc
+++ b/binaries/dump_operator_names.cc
@@ -21,6 +21,7 @@
 #include <c10/util/Flags.h>
 
 #include <fstream>
+#include <iostream>
 
 namespace torch {
 namespace jit {