diff --git a/src/apps/httpd/httpd.c b/src/apps/httpd/httpd.c
index 3e3b9b23..242e0244 100644
--- a/src/apps/httpd/httpd.c
+++ b/src/apps/httpd/httpd.c
@@ -90,6 +90,8 @@
 #include "lwip/stats.h"
 #include "lwip/apps/fs.h"
 #include "httpd_structs.h"
+#include "lwip/def.h"
+#include "lwip/ip.h"
 #include "lwip/tcp.h"
 
 #include <string.h>