diff --git a/Lib/pydoc.py b/Lib/pydoc.py
index 8b6f7ee..f119404 100755
--- a/Lib/pydoc.py
+++ b/Lib/pydoc.py
@@ -478,9 +478,9 @@
     def multicolumn(self, list, format, cols=4):
         """Format a list of items into a multi-column list."""
         result = ''
-        rows = (len(list)+cols-1)/cols
+        rows = (len(list)+cols-1)//cols
         for col in range(cols):
-            result = result + '<td width="%d%%" valign=top>' % (100/cols)
+            result = result + '<td width="%d%%" valign=top>' % (100//cols)
             for i in range(rows*col, rows*col+rows):
                 if i < len(list):
                     result = result + format(list[i]) + '<br>\n'