Update chapters/annotations.tex

chapters/annotations.tex

@@ -890,7 +890,7 @@ \subsection{Component Instance}\label{component-instance}
 
 \subsubsection{Default Outline for Missing Graphics}\label{default-outline-for-missing-graphics}
 If the icon of a class does not contain any graphical primitives (including inherited ones, and regardless of visibility; but excluding connectors) it is said to be missing graphics.
-If the icon of a class used in a diagram is missing graphics then tools shall show a tool-dependent outline of the extent of the component to make improve usability.
+If the icon of a class used in a diagram is missing graphics then tools shall show a tool-dependent outline of the extent of the component to improve usability.
 The model with missing graphics should be updated if its icon is used in any diagram.
 
 \subsection{Extends-Clause}\label{extends-clause}