diff --git a/Doc/lib/libcfgparser.tex b/Doc/lib/libcfgparser.tex
index 6afbe35cf01..f2137326f15 100644
--- a/Doc/lib/libcfgparser.tex
+++ b/Doc/lib/libcfgparser.tex
@@ -163,7 +163,7 @@ A convenience method which coerces the \var{option} in the specified
 
 \begin{methoddesc}{getboolean}{section, option}
 A convenience method which coerces the \var{option} in the specified
-\var{section} to a boolean value.  Note that the only accepted values
+\var{section} to a Boolean value.  Note that the only accepted values
 for the option are \samp{0} and \samp{1}, any others will raise
 \exception{ValueError}.
 \end{methoddesc}
diff --git a/Doc/lib/libdis.tex b/Doc/lib/libdis.tex
index b41b7190787..2a285d2094c 100644
--- a/Doc/lib/libdis.tex
+++ b/Doc/lib/libdis.tex
@@ -102,7 +102,7 @@ Sequence of byte codes that access a local variable.
 \end{datadesc}
 
 \begin{datadesc}{hascompare}
-Sequence of byte codes of boolean operations.
+Sequence of byte codes of Boolean operations.
 \end{datadesc}
 
 \subsection{Python Byte Code Instructions}
@@ -474,7 +474,7 @@ Replaces TOS with \code{getattr(TOS, co_names[\var{namei}]}.
 \end{opcodedesc}
 
 \begin{opcodedesc}{COMPARE_OP}{opname}
-Performs a boolean operation.  The operation name can be found
+Performs a Boolean operation.  The operation name can be found
 in \code{cmp_op[\var{opname}]}.
 \end{opcodedesc}
 
diff --git a/Doc/lib/libformatter.tex b/Doc/lib/libformatter.tex
index 197dc3cde7d..d7c5a6b83bf 100644
--- a/Doc/lib/libformatter.tex
+++ b/Doc/lib/libformatter.tex
@@ -234,7 +234,7 @@ of the form \code{(}\var{size}, \var{italic}, \var{bold},
 \var{teletype}\code{)}.  Size will be a string indicating the size of
 font that should be used; specific strings and their interpretation
 must be defined by the application.  The \var{italic}, \var{bold}, and
-\var{teletype} values are boolean indicators specifying which of those
+\var{teletype} values are Boolean values specifying which of those
 font attributes should be used.
 \end{methoddesc}
 
diff --git a/Doc/lib/libparser.tex b/Doc/lib/libparser.tex
index 9ff3f42914b..15b46ae57dd 100644
--- a/Doc/lib/libparser.tex
+++ b/Doc/lib/libparser.tex
@@ -473,7 +473,7 @@ docstrings.  Since the example demonstrates information extraction, we
 can safely require that the tree be in tuple form rather than list
 form, allowing a simple variable representation to be
 \code{['variable_name']}.  A simple recursive function can implement
-the pattern matching, returning a boolean and a dictionary of variable
+the pattern matching, returning a Boolean and a dictionary of variable
 name to value mappings.  (See file \file{example.py}.)
 
 \begin{verbatim}