diff --git a/darkwater_640/darkwater_640.py b/darkwater_640/darkwater_640.py
index f928c42..4368a47 100644
--- a/darkwater_640/darkwater_640.py
+++ b/darkwater_640/darkwater_640.py
@@ -1,7 +1,7 @@
 #!/usr/bin/python
 
 import RPi.GPIO as GPIO
-from PCA9685 import PCA9685
+from .PCA9685 import PCA9685
 import time
 import math