diff --git a/src/Keys.hh b/src/Keys.hh
index 9d313e1f..03f11e0a 100644
--- a/src/Keys.hh
+++ b/src/Keys.hh
@@ -25,8 +25,8 @@
 #define KEYS_HH
 
 #include "FbTk/NotCopyable.hh"
-#include "FbTk/KeyUtil.hh"
 
+#include <X11/Xlib.h>
 #include <string>
 #include <map>
 
diff --git a/src/Screen.cc b/src/Screen.cc
index 8aa7693f..73037f4f 100644
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -77,6 +77,7 @@
 #include "FbTk/Compose.hh"
 #include "FbTk/FbString.hh"
 #include "FbTk/STLUtil.hh"
+#include "FbTk/KeyUtil.hh"
 
 //use GNU extensions
 #ifndef _GNU_SOURCE