diff --git a/libstdc++/include/cstdio b/libstdc++/include/cstdio
index d46a18b..3c8b5c6 100644
--- a/libstdc++/include/cstdio
+++ b/libstdc++/include/cstdio
@@ -36,6 +36,8 @@
 #include <cstddef>
 #include <stdio.h>
 
+extern "C++" {
+
 namespace std {
 using ::FILE;
 using ::fpos_t;
@@ -89,4 +91,6 @@
 using ::vsscanf;
 }  // namespace std
 
+}  // extern C++
+
 #endif  // BIONIC_LIBSTDCPP_INCLUDE_CSTDIO__