diff --git a/src/rdb-s3.cpp b/src/rdb-s3.cpp
index 0171271b4..98c29a6d1 100644
--- a/src/rdb-s3.cpp
+++ b/src/rdb-s3.cpp
@@ -1,6 +1,4 @@
-extern "C" {
 #include "rio.h"
-}
 #include "server.h"
 #include <unistd.h>
 #include <sys/wait.h>