diff --git a/src/content/1.8/functoriality.tex b/src/content/1.8/functoriality.tex
index 43d9db13..f301b624 100644
--- a/src/content/1.8/functoriality.tex
+++ b/src/content/1.8/functoriality.tex
@@ -47,7 +47,7 @@ \section{Bifunctors}
 are the same: the category of Haskell types. A bifunctor is a type
 constructor that takes two type arguments. Here's the definition of the
 \code{Bifunctor} typeclass taken directly from the library
-\code{Control.Bifunctor}:
+\code{Data.Bifunctor}:
 
 \src{snippet01}