diff --git a/deps/v8/src/base/strings.h b/deps/v8/src/base/strings.h
index c3015e7..95018ae 100644
--- a/deps/v8/src/base/strings.h
+++ b/deps/v8/src/base/strings.h
@@ -5,6 +5,8 @@
 #ifndef V8_BASE_STRINGS_H_
 #define V8_BASE_STRINGS_H_
 
+#include <cstdarg>
+
 #include "src/base/base-export.h"
 #include "src/base/macros.h"
 #include "src/base/vector.h"