diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index d26843bb17bc845e02e2c4a9be66d56b41fd92b9..8d34c1d1fe2efb6d75854a9fed9f7f12d8139c2d 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -22,6 +22,7 @@
 
 #include <qSqlparser.h>
 #include "os.h"
+#include "regex.h"
 #include "qPlan.h"
 #include "qSqlparser.h"
 #include "qTableMeta.h"