diff --git a/docs/development.md b/docs/development.md
index d39261e23..13ef91f83 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -251,7 +251,7 @@ these parts have to be translated separately.
 - The translated strings need to be placed in the
   `src-ui/src/locale/` folder.
 - In order to extract added or changed strings from the source files,
-  call `ng xi18n --ivy`.
+  call `ng extract-i18n`.
 
 Adding new languages requires adding the translated files in the
 `src-ui/src/locale/` folder and adjusting a couple files.
diff --git a/src-ui/messages.xlf b/src-ui/messages.xlf
index 95999a9c7..c02ec7738 100644
--- a/src-ui/messages.xlf
+++ b/src-ui/messages.xlf
@@ -2233,6 +2233,13 @@
           <context context-type="linenumber">145</context>
         </context-group>
       </trans-unit>
+      <trans-unit id="1295614462098694869" datatype="html">
+        <source>Preview</source>
+        <context-group purpose="location">
+          <context context-type="sourcefile">src/app/components/document-detail/document-detail.component.html</context>
+          <context context-type="linenumber">151</context>
+        </context-group>
+      </trans-unit>
       <trans-unit id="8191371354890763172" datatype="html">
         <source>Enter Password</source>
         <context-group purpose="location">
diff --git a/src-ui/src/app/components/document-detail/document-detail.component.html b/src-ui/src/app/components/document-detail/document-detail.component.html
index d824f6921..0109076cc 100644
--- a/src-ui/src/app/components/document-detail/document-detail.component.html
+++ b/src-ui/src/app/components/document-detail/document-detail.component.html
@@ -148,7 +148,7 @@
                 </li>
 
                 <li [ngbNavItem]="4" class="d-md-none">
-                    <a ngbNavLink>Preview</a>
+                    <a ngbNavLink i18n>Preview</a>
                     <ng-template ngbNavContent *ngIf="!pdfPreview.offsetParent">
                         <div class="position-relative">
                             <ng-container *ngIf="getContentType() === 'application/pdf'">