diff --git a/sslSniffer/sslSnifferTest/snifftest.c b/sslSniffer/sslSnifferTest/snifftest.c
index 8ffe24d5a..155a14954 100755
--- a/sslSniffer/sslSnifferTest/snifftest.c
+++ b/sslSniffer/sslSnifferTest/snifftest.c
@@ -60,6 +60,7 @@ int main(void)
 #ifndef _WIN32
     #include <sys/socket.h>    /* AF_INET */
     #include <arpa/inet.h>
+    #include <netinet/in.h>
 #endif
 
 typedef unsigned char byte;