diff --git a/utils.c b/utils.c
index 8faddfea65..55d9154064 100755
--- a/utils.c
+++ b/utils.c
@@ -17,6 +17,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include <errno.h>
+#include <stdio.h>
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>