diff --git a/intern/ghost/intern/GHOST_NDOFManager.cpp b/intern/ghost/intern/GHOST_NDOFManager.cpp
index 5254952f03c..6f3876c1d96 100644
--- a/intern/ghost/intern/GHOST_NDOFManager.cpp
+++ b/intern/ghost/intern/GHOST_NDOFManager.cpp
@@ -20,6 +20,7 @@
  * ***** END GPL LICENSE BLOCK *****
  */
 
+#include <stdio.h> /* just for printf */
 
 #include "GHOST_NDOFManager.h"
 
diff --git a/intern/ghost/intern/GHOST_System.cpp b/intern/ghost/intern/GHOST_System.cpp
index a083dfd88d6..b0095a6a5a7 100644
--- a/intern/ghost/intern/GHOST_System.cpp
+++ b/intern/ghost/intern/GHOST_System.cpp
@@ -44,6 +44,7 @@
 #include "GHOST_System.h"
 
 #include <time.h>
+#include <stdio.h> /* just for printf */
 
 #include "GHOST_DisplayManager.h"
 #include "GHOST_EventManager.h"