diff --git a/chapters/annotations.tex b/chapters/annotations.tex
index ad80b785b..364d180ed 100644
--- a/chapters/annotations.tex
+++ b/chapters/annotations.tex
@@ -115,10 +115,11 @@ \subsection{Annotations for Figures\doublelabel{annotations-for-figures}}
 \lstinline!title! of \lstinline!Figure! and \lstinline!Plot!.
 
 The \lstinline!identifier! in \lstinline!Figure! and \lstinline!Plot! is
-optional, and is intended for programmatic access.  An \lstinline!identifier!
-must be unique within the class containing the \lstinline!figures! annotation,
-without considering whether it belongs to \lstinline!Figure! or
-\lstinline!Plot!.
+optional, and is intended for programmatic access.  A \lstinline!Figure!
+\lstinline!identifier! must be unique within the class containing the
+\lstinline!figures! annotation, whereas a \lstinline!Plot!
+\lstinline!identifier! must be unique among the \lstinline!plots! in the
+\lstinline!Figure! annotation.
 
 \begin{nonnormative}
 For \lstinline!Figure!, this makes it possible to reference the plot from a