diff --git a/ui/src/app/metadata/configuration/container/metadata-options.component.html b/ui/src/app/metadata/configuration/container/metadata-options.component.html
index 09b72b7f9..63f8e522b 100644
--- a/ui/src/app/metadata/configuration/container/metadata-options.component.html
+++ b/ui/src/app/metadata/configuration/container/metadata-options.component.html
@@ -21,8 +21,8 @@ <h2 class="mb-4" [ngSwitch]="type$ | async">
             </button>
         </div>
         <div *ngIf="hasXml$ | async">
-            <div class="btn-group">
-                <a class="btn" routerLink="../options" routerLinkActive="btn-primary">
+            <div class="btn-group" role="group" aria-label="Options selected">
+                <a class="btn" routerLink="../options" routerLinkActive="btn-primary" aria-pressed="true">
                     <span class="sr-only" translate="action.toggle-view">Toggle view:</span>
                     Options
                 </a>
diff --git a/ui/src/app/metadata/configuration/container/metadata-xml.component.html b/ui/src/app/metadata/configuration/container/metadata-xml.component.html
index 2b5837944..fc550b06e 100644
--- a/ui/src/app/metadata/configuration/container/metadata-xml.component.html
+++ b/ui/src/app/metadata/configuration/container/metadata-xml.component.html
@@ -5,12 +5,12 @@ <h2 class="mb-4" [ngSwitch]="type$ | async">
 </h2>
 <div class="container-fluid">
     <div class="px-3 my-3 d-flex justify-content-end">
-        <div class="btn-group">
+        <div class="btn-group" role="group" aria-label="XML selected">
             <a class="btn" routerLink="../options" routerLinkActive="btn-primary">
                 <span class="sr-only" translate="action.toggle-view">Toggle view:</span>
                 Options
             </a>
-            <a class="btn" routerLink="../xml" routerLinkActive="btn-primary">
+            <a class="btn" routerLink="../xml" routerLinkActive="btn-primary" aria-pressed="true">
                 <span class="sr-only" translate="action.toggle-view">Toggle view:</span>
                 XML
             </a>