diff --git a/panda/src/display/displayInformation.h b/panda/src/display/displayInformation.h
index f699e9b061..8fe5111f43 100644
--- a/panda/src/display/displayInformation.h
+++ b/panda/src/display/displayInformation.h
@@ -20,6 +20,8 @@
 #ifndef DISPLAYINFORMATION_H
 #define DISPLAYINFORMATION_H
 
+#include "typedef.h"
+
 typedef struct {
   int width;
   int height;