diff --git a/clint/textui/progress.py b/clint/textui/progress.py
index 92aaf1b..3ac2298 100644
--- a/clint/textui/progress.py
+++ b/clint/textui/progress.py
@@ -97,10 +97,10 @@ def mill(it, label='', hide=HIDE_DEFAULT, expected_size=None, every=1):
     """Progress iterator. Prints a mill while iterating over the items."""
 
     def _mill_char(_i):
-        if _i == 100:
+        if _i >= count:
             return ' '
         else:
-            return MILL_CHARS[_i % len(MILL_CHARS)]
+            return MILL_CHARS[(_i / every) % len(MILL_CHARS)]
 
     def _show(_i):
         if not hide: