diff --git a/src/test.py b/src/test.py
index e88b6e6..d47b205 100644
--- a/src/test.py
+++ b/src/test.py
@@ -5,7 +5,7 @@
 
 def main():
     tree = Tree()
-    delta = datetime.timedelta(days=-1)
+    delta = datetime.timedelta(days=1)
 
     date = datetime.date(2017, 11, 30)
     print("-----Testing 30.11. All lights should be off-----")