diff --git a/Doc/lib/libexcs.tex b/Doc/lib/libexcs.tex
index cd49af5..758c14a 100644
--- a/Doc/lib/libexcs.tex
+++ b/Doc/lib/libexcs.tex
@@ -1,4 +1,6 @@
 \section{Built-in Exceptions}
+\label{module-exceptions}
+\stmodindex{exceptions}
 
 Exceptions can be class objects or string objects.  While
 traditionally, most exceptions have been string objects, in Python
diff --git a/Doc/libexcs.tex b/Doc/libexcs.tex
index cd49af5..758c14a 100644
--- a/Doc/libexcs.tex
+++ b/Doc/libexcs.tex
@@ -1,4 +1,6 @@
 \section{Built-in Exceptions}
+\label{module-exceptions}
+\stmodindex{exceptions}
 
 Exceptions can be class objects or string objects.  While
 traditionally, most exceptions have been string objects, in Python