diff --git a/larson_hue.py b/larson_hue.py
index bd14153..12bdfee 100644
--- a/larson_hue.py
+++ b/larson_hue.py
@@ -17,6 +17,8 @@ from PIL import ImageFont, ImageDraw, Image
 # load more needed modules
 import time
 import sys
+import math
+import colorsys
 
 # load randommodules
 from random import randint, gauss