diff --git a/depends/protobuf/google/protobuf/message.cc b/depends/protobuf/google/protobuf/message.cc
index 91e6878e8..37db6a485 100644
--- a/depends/protobuf/google/protobuf/message.cc
+++ b/depends/protobuf/google/protobuf/message.cc
@@ -32,6 +32,7 @@
 //  Based on original Protocol Buffers design by
 //  Sanjay Ghemawat, Jeff Dean, and others.
 
+#include <fstream>
 #include <stack>
 #include <google/protobuf/stubs/hash.h>