diff --git a/src/ctrl/control_if.c b/src/ctrl/control_if.c
index dc19120..18e695d 100644
--- a/src/ctrl/control_if.c
+++ b/src/ctrl/control_if.c
@@ -21,6 +21,8 @@
  *
  */
 
+#include "config.h"
+
 #include <errno.h>
 #include <inttypes.h>
 #include <stdio.h>