diff --git a/pep-3113.txt b/pep-3113.txt
index 852ae2c3b..193eec29b 100644
--- a/pep-3113.txt
+++ b/pep-3113.txt
@@ -214,7 +214,7 @@ Python 2.6.  This will be treated like any other syntactic change that
 is to occur in Python 3.0 compared to Python 2.6.
 
 Second, the 2to3 refactoring tool [#2to3]_ will gain a rule for
-translating tuple parameters to being a single parameter this is
+translating tuple parameters to being a single parameter that is
 unpacked as the first statement in the function.  The name of the new
 parameter will be a mangling of tuple parameter's names by joining
 them with underscores.  The new parameter will then be unpacked into