diff --git a/Control/brewpi/hendiCtrl.py b/Control/brewpi/hendiCtrl.py
index 9029b93..86ef01f 100644
--- a/Control/brewpi/hendiCtrl.py
+++ b/Control/brewpi/hendiCtrl.py
@@ -35,7 +35,7 @@ class HendiCtrl():
 
 		N = len(poly)
 
-		for n in range(0, N)
+		for n in range(0, N):
 			digits = poly[N-1-n] * pwr**n
 
 		return digits