diff --git a/ch10-iterators/e46b2_enumerate_with_default.py b/ch10-iterators/e46b2_enumerate_with_default.py
index a152f7a..24a269d 100755
--- a/ch10-iterators/e46b2_enumerate_with_default.py
+++ b/ch10-iterators/e46b2_enumerate_with_default.py
@@ -6,12 +6,13 @@
 class MyEnumerateIterator:
     def __init__(self, data, start):
         self.data = data
-        self.index = start
+        self.index = 0
+        self.start = start
 
     def __next__(self):
         if self.index >= len(self.data):
             raise StopIteration
-        value = (self.index, self.data[self.index])
+        value = (self.index+self.start, self.data[self.index])
         self.index += 1
         return value