diff --git a/Doc/lib/libdis.tex b/Doc/lib/libdis.tex
index b8998ddd877..b4c74fbb0fb 100644
--- a/Doc/lib/libdis.tex
+++ b/Doc/lib/libdis.tex
@@ -103,6 +103,7 @@ Sequence of byte codes of boolean operations.
 \end{datadesc}
 
 \subsection{Python Byte Code Instructions}
+\label{bytecodes}
 
 The Python compiler currently generates the following byte code
 instructions.
diff --git a/Doc/lib/libtermios.tex b/Doc/lib/libtermios.tex
index e39b905927f..a90047cd732 100644
--- a/Doc/lib/libtermios.tex
+++ b/Doc/lib/libtermios.tex
@@ -91,8 +91,9 @@ def getpass(prompt = "Password: "):
         termios.tcsetattr(fd, TERMIOS.TCSADRAIN, old)
     return passwd
 \end{verbatim}
-%
+
 \section{Standard Module \sectcode{TERMIOS}}
+\label{module-TERMIOSuppercase}
 \stmodindex{TERMIOS}
 \indexii{\POSIX{}}{I/O control}
 \indexii{tty}{I/O control}
diff --git a/Doc/libdis.tex b/Doc/libdis.tex
index b8998ddd877..b4c74fbb0fb 100644
--- a/Doc/libdis.tex
+++ b/Doc/libdis.tex
@@ -103,6 +103,7 @@ Sequence of byte codes of boolean operations.
 \end{datadesc}
 
 \subsection{Python Byte Code Instructions}
+\label{bytecodes}
 
 The Python compiler currently generates the following byte code
 instructions.
diff --git a/Doc/libtermios.tex b/Doc/libtermios.tex
index e39b905927f..a90047cd732 100644
--- a/Doc/libtermios.tex
+++ b/Doc/libtermios.tex
@@ -91,8 +91,9 @@ def getpass(prompt = "Password: "):
         termios.tcsetattr(fd, TERMIOS.TCSADRAIN, old)
     return passwd
 \end{verbatim}
-%
+
 \section{Standard Module \sectcode{TERMIOS}}
+\label{module-TERMIOSuppercase}
 \stmodindex{TERMIOS}
 \indexii{\POSIX{}}{I/O control}
 \indexii{tty}{I/O control}