diff --git a/drivers/multiple/X/gdisp_lld_X.c b/drivers/multiple/X/gdisp_lld_X.c
index 29115f53..00b2748b 100644
--- a/drivers/multiple/X/gdisp_lld_X.c
+++ b/drivers/multiple/X/gdisp_lld_X.c
@@ -33,6 +33,7 @@
 
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
+#include <X11/Xresource.h>
 #include <stdio.h>
 #include <stdlib.h>