diff --git a/lib/smb.c b/lib/smb.c
index e5ac5d76a8..b4326341ea 100644
--- a/lib/smb.c
+++ b/lib/smb.c
@@ -716,11 +716,13 @@ static void get_posix_time(time_t *out, curl_off_t timestamp)
 {
   timestamp -= 116444736000000000;
   timestamp /= 10000000;
+#if SIZEOF_TIME_T < SIZEOF_CURL_OFF_T
   if(timestamp > TIME_T_MAX)
     *out = TIME_T_MAX;
   else if(timestamp < TIME_T_MIN)
     *out = TIME_T_MIN;
   else
+#endif
     *out = (time_t) timestamp;
 }