diff --git a/hairtunes.c b/hairtunes.c
index d4a9f441..ad2a58f6 100644
--- a/hairtunes.c
+++ b/hairtunes.c
@@ -28,10 +28,11 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
+#include <sys/types.h>
 #include <sys/socket.h>
 #include <sys/select.h>
-#include <arpa/inet.h>
 #include <netinet/in.h>
+#include <arpa/inet.h>
 #include <pthread.h>
 #include <openssl/aes.h>
 #include <math.h>