diff --git a/os/net/app-layer/http-socket/http-socket.h b/os/net/app-layer/http-socket/http-socket.h
index 5b683e10b..adac80c3e 100644
--- a/os/net/app-layer/http-socket/http-socket.h
+++ b/os/net/app-layer/http-socket/http-socket.h
@@ -32,6 +32,7 @@
 #define HTTP_SOCKET_H
 
 #include "tcp-socket.h"
+#include "sys/cc.h"
 
 struct http_socket;
 
@@ -62,8 +63,6 @@ typedef void (* http_socket_callback_t)(struct http_socket *s,
                                         const uint8_t *data,
                                         uint16_t datalen);
 
-#define MAX(n, m)   (((n) < (m)) ? (m) : (n))
-
 #define HTTP_SOCKET_INPUTBUFSIZE  UIP_TCP_MSS
 #define HTTP_SOCKET_OUTPUTBUFSIZE MAX(UIP_TCP_MSS, 128)