diff --git a/openssh/sftp-common.c b/openssh/sftp-common.c
index 7763fe3..be2a491 100644
--- a/openssh/sftp-common.c
+++ b/openssh/sftp-common.c
@@ -189,7 +189,8 @@ char *
 ls_file(const char *name, const struct stat *st, int remote, int si_units)
 {
 	int ulen, glen, sz = 0;
-	struct tm *ltime = localtime(&st->st_mtime);
+	time_t st_time = st->st_mtime;
+	struct tm *ltime = localtime(&st_time);
 	char *user, *group;
 	char buf[1024], mode[11+1], tbuf[12+1], ubuf[11+1], gbuf[11+1];
 	char sbuf[FMT_SCALED_STRSIZE];