diff --git a/ion/src/blackbox/events.cpp b/ion/src/blackbox/events.cpp
index c932eac4c..1c9f730f3 100644
--- a/ion/src/blackbox/events.cpp
+++ b/ion/src/blackbox/events.cpp
@@ -1,6 +1,7 @@
 #include <ion/events.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <layout_events.h>
 #include "display.h"
 
 namespace Ion {
diff --git a/ion/src/simulator/init.cpp b/ion/src/simulator/init.cpp
index d67d521d5..e2ce8094a 100644
--- a/ion/src/simulator/init.cpp
+++ b/ion/src/simulator/init.cpp
@@ -10,6 +10,7 @@ extern "C" {
 #include <FL/Fl.H>
 #include <FL/Fl_Window.H>
 #include <FL/Fl_Box.H>
+#include <layout_events.h>
 
 #include "display/fltklcd.h"
 #include "keyboard/fltkkbd.h"