diff --git a/scour.inx b/scour.inx
index ee310c5..2361a67 100644
--- a/scour.inx
+++ b/scour.inx
@@ -23,7 +23,7 @@
             </param>
         </page>
         <page name="Help" _gui-text="Help">
-            <_param name="instructions" type="description" xml:space="preserve">This extension optimize the SVG file according to the following options:
+            <_param name="instructions" type="description" xml:space="preserve">This extension optimizes the SVG file according to the following options:
     * Simplify colors: convert all colors to #RRGGBB format.
     * Style to xml: convert styles into XML attributes.
     * Group collapsing: collapse &lt;g&gt; elements.