diff --git a/source/classes.tex b/source/classes.tex
index 78a504f0a5..6cd80b2796 100644
--- a/source/classes.tex
+++ b/source/classes.tex
@@ -4940,7 +4940,7 @@
 class X2 {
   friend Ct;                    // OK, \tcode{class C} is a friend
   friend D;                     // error: \tcode{D} not found
-  friend class D;               // OK, elaborated-type-specifier declares new class
+  friend class D;               // OK, \grammarterm{elaborated-type-specifier} declares new class
 };
 
 template <typename ... Ts> class R {