diff --git a/botany.py b/botany.py
index 874455b..5de8784 100755
--- a/botany.py
+++ b/botany.py
@@ -238,7 +238,7 @@ class Plant(object):
                         if element['user'] not in visitors_this_check:
                             visitors_this_check.append(element['user'])
                         # prevent users from manually setting watered_time in the future
-                        if element['timestamp'] < int(time.time()):
+                        if element['timestamp'] <= int(time.time()):
                             guest_timestamps.append(element['timestamp'])
                     try:
                        self.update_visitor_db(visitors_this_check)