diff --git a/bin/reportlab/lib/PyFontify.py b/bin/reportlab/lib/PyFontify.py
index 309f7740df9..27695c25620 100644
--- a/bin/reportlab/lib/PyFontify.py
+++ b/bin/reportlab/lib/PyFontify.py
@@ -32,8 +32,8 @@ import re
 
 # First a little helper, since I don't like to repeat things. (Tismer speaking)
 import string
-def replace(where, what, with):
-    return string.join(string.split(where, what), with)
+def replace(where, what, with_whom):
+    return string.join(string.split(where, what), with_whom)
 
 # This list of keywords is taken from ref/node13.html of the
 # Python 1.3 HTML documentation. ("access" is intentionally omitted.)