diff --git a/src/editline.c b/src/editline.c
index 320cfaf..890b5aa 100644
--- a/src/editline.c
+++ b/src/editline.c
@@ -22,6 +22,7 @@
 #include <errno.h>
 #include <ctype.h>
 #include <signal.h>
+#include <sys/ioctl.h>
 
 #include "editline.h"