diff --git a/ARIA/apg/practices/high-contrast/high-contrast-practice.md b/ARIA/apg/practices/high-contrast/high-contrast-practice.md
index 45100053..86f7367b 100644
--- a/ARIA/apg/practices/high-contrast/high-contrast-practice.md
+++ b/ARIA/apg/practices/high-contrast/high-contrast-practice.md
@@ -592,7 +592,7 @@ if (enableSidebar) document.body.classList.add('has-sidebar');
 
         <h3 id="color-scheme-wikipedia">Color Scheme Example: Wikipedia Page</h3>
 
-        <p>The following example illustrates how Wikipedia supports color scheme media query.  The example includes showing the "Appearance" sidebar allowing the user to choose the light or dark scheme and other rendering options for text size and column width.</p>
+        <p>The following example illustrates how Wikipedia supports the color scheme media query.  The example includes showing the "Appearance" sidebar allowing the user to choose the light or dark scheme and other rendering options for text size and column width.</p>
 
         <div class="table-wrap"><table class="data">
           <thead>
@@ -623,7 +623,7 @@ if (enableSidebar) document.body.classList.add('has-sidebar');
 
         <h3>Testing Dark Color Scheme</h3>
 
-        <p>Turn on the dark color them feature for major operating systems and verify text and components color contrast ratios meet at least <a href="https://www.w3.org/WAI/WCAG21/Understanding/contrast-minimum">WCAG 1.4.2: Contrast (Minimum)</a> requirement.</p>
+        <p>Turn on the dark color theme feature in major operating systems and verify text and components satisfy the <a href="https://www.w3.org/WAI/WCAG21/Understanding/contrast-minimum">WCAG 1.4.2: Contrast (Minimum)</a> success criterion.</p>
 
 
       </section>
diff --git a/_external/aria-practices b/_external/aria-practices
index 5720724d..53dbe60b 160000
--- a/_external/aria-practices
+++ b/_external/aria-practices
@@ -1 +1 @@
-Subproject commit 5720724d650679565184a2f0883c74557aa9456a
+Subproject commit 53dbe60be849bd3535ccab89de76034ddd093a3f