diff --git a/src/mod/event_handlers/mod_cdr_csv/mod_cdr_csv.c b/src/mod/event_handlers/mod_cdr_csv/mod_cdr_csv.c
index 3c92160464..431c3c6093 100644
--- a/src/mod/event_handlers/mod_cdr_csv/mod_cdr_csv.c
+++ b/src/mod/event_handlers/mod_cdr_csv/mod_cdr_csv.c
@@ -85,6 +85,7 @@ static void do_rotate(cdr_fd_t *fd)
 	size_t len;
 
 	close(fd->fd);
+	fd->fd = -1;
 
 	if (globals.rotate) {
 		switch_time_exp_lt(&tm, switch_timestamp_now());