diff --git a/src/xenia/base/debugging_posix.cc b/src/xenia/base/debugging_posix.cc
index f002c5ed2..8f49e7fcd 100644
--- a/src/xenia/base/debugging_posix.cc
+++ b/src/xenia/base/debugging_posix.cc
@@ -9,7 +9,9 @@
 
 #include "xenia/base/debugging.h"
 
+#include <cstdarg>
 #include <signal.h>
+
 #include "xenia/base/string_buffer.h"
 
 namespace xe {