diff --git a/ntfsprogs/ntfsundelete.c b/ntfsprogs/ntfsundelete.c
index 62a3bf3a..4eb654a0 100644
--- a/ntfsprogs/ntfsundelete.c
+++ b/ntfsprogs/ntfsundelete.c
@@ -337,7 +337,8 @@ static int transform (const char *pattern, char **regex)
  */
 static int parse_time (const char *value, time_t *since)
 {
-	time_t result, now;
+	long long result;
+	time_t now;
 	char *suffix = NULL;
 
 	if (!value || !since)