diff --git a/src/test.c b/src/test.c
index 86833eea..f5fe662d 100644
--- a/src/test.c
+++ b/src/test.c
@@ -12,6 +12,7 @@
 #include <time.h>
 #include <locale.h>
 #include <syslog.h>
+#include <getopt.h>
 #include <piler.h>