diff --git a/Doc/libpython.tex b/Doc/libpython.tex
index 1c9c6d5..bf71da2 100644
--- a/Doc/libpython.tex
+++ b/Doc/libpython.tex
@@ -12,7 +12,8 @@
 \item[types]
 --- Names for all built-in types.
 
-\item[UserDict, UserList]
+\item[UserDict]
+\item[UserList]
 --- Class wrappers for dictionary and list objects.
 
 \item[operator]
@@ -47,6 +48,12 @@
 --- Retrieve and submit parse trees from and to the runtime support
 environment.
 
+\item[symbol]
+--- Constants representing internal nodes of the parse tree.
+
+\item[token]
+--- Constants representing terminal nodes of the parse tree.
+
 \item[keyword]
 --- Test whether a string is a keyword in the Python language.