diff --git a/vector.py b/vector.py
index ed2e776..95c2da4 100644
--- a/vector.py
+++ b/vector.py
@@ -30,7 +30,7 @@ class Vector(object):
     	new_coordinates =[]
     	n = len(self.coordinates)
     	for i in range(n):
-    		new_coordinates.append(self.coordinates[i], v.coordinates[i])
+    		new_coordinates.append(self.coordinates[i] + v.coordinates[i])
     
     def minus(self,v):
     	  new_coordinates = [x-y for x,y in zip(self.coordinates, v.coordinates)]