diff --git a/src/cg_date.c b/src/cg_date.c
index 79b97dc..f6b0af5 100644
--- a/src/cg_date.c
+++ b/src/cg_date.c
@@ -59,6 +59,9 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <time.h>
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
 #endif
 
 #include "dbsql_int.h"