diff --git a/chapters/statements.tex b/chapters/statements.tex
index 539248e6c..e145ed2a5 100644
--- a/chapters/statements.tex
+++ b/chapters/statements.tex
@@ -9,7 +9,7 @@ \chapter{Statements and Algorithm Sections}\label{statements-and-algorithm-secti
 
 \section{Algorithm Sections}\label{algorithm-sections}
 
-An \firstuse{algorithm section}\index{algorithm section} is a part of a class definition comprised of the keyword \lstinline!algorithm!\index{algorithm@\robustinline{algorithm}} followed by a sequence of statements.
+An \firstuse{algorithm section}\index{algorithm!section} is a part of a class definition comprised of the keyword \lstinline!algorithm!\index{algorithm@\robustinline{algorithm}} followed by a sequence of statements.
 The formal syntax is as follows:
 \begin{lstlisting}[language=grammar]
 algorithm-section :