diff --git a/trunk/src/kernel/srs_kernel_rtc_rtp.cpp b/trunk/src/kernel/srs_kernel_rtc_rtp.cpp
index 04a17d154..a542d59b4 100644
--- a/trunk/src/kernel/srs_kernel_rtc_rtp.cpp
+++ b/trunk/src/kernel/srs_kernel_rtc_rtp.cpp
@@ -23,6 +23,7 @@
 
 #include <srs_kernel_rtc_rtp.hpp>
 
+#include <arpa/inet.h>
 #include <fcntl.h>
 #include <sstream>
 using namespace std;