diff --git a/ghost/admin/app/components/modal-post-history.hbs b/ghost/admin/app/components/modal-post-history.hbs
index 033f4659e5..b97e2b5a50 100644
--- a/ghost/admin/app/components/modal-post-history.hbs
+++ b/ghost/admin/app/components/modal-post-history.hbs
@@ -47,6 +47,7 @@
                     </button>
                     <h4>Post history</h4>
                 </div>
+                {{#if (feature 'postDiffing')}}
                 <ul class="nav-list">
                     <li class="nav-list-item compare-versions">
                         <div class="for-switch x-small">
@@ -60,6 +61,7 @@
                         </div>
                     </li>
                 </ul>
+                {{/if}}
             </div>
             <div class="settings-menu-content">
                 <ul class="nav-list">
diff --git a/ghost/admin/app/services/feature.js b/ghost/admin/app/services/feature.js
index e0816220fc..58fbc4ddc1 100644
--- a/ghost/admin/app/services/feature.js
+++ b/ghost/admin/app/services/feature.js
@@ -74,6 +74,7 @@ export default class FeatureService extends Service {
     @feature('migrateApp') migrateApp;
     @feature('i18n') i18n;
     @feature('postHistory') postHistory;
+    @feature('postDiffing') postDiffing;
     @feature('announcementBar') announcementBar;
     @feature('imageEditor') imageEditor;
 
diff --git a/ghost/admin/app/templates/settings/labs.hbs b/ghost/admin/app/templates/settings/labs.hbs
index 6a7d8276fa..4faead245f 100644
--- a/ghost/admin/app/templates/settings/labs.hbs
+++ b/ghost/admin/app/templates/settings/labs.hbs
@@ -319,6 +319,20 @@
                     </div>
                 </div>
 
+                <div class="gh-expandable-block">
+                    <div class="gh-expandable-header">
+                        <div>
+                            <h4 class="gh-expandable-title">Revision Diffing</h4>
+                            <p class="gh-expandable-description">
+                                Enables showing post history differences within the editor
+                            </p>
+                        </div>
+                        <div class="for-switch">
+                            <GhFeatureFlag @flag="postDiffing" />
+                        </div>
+                    </div>
+                </div>
+
                 <div class="gh-expandable-block">
                     <div class="gh-expandable-header">
                         <div>
diff --git a/ghost/core/core/shared/labs.js b/ghost/core/core/shared/labs.js
index 3853230fc4..3c6e68dd7b 100644
--- a/ghost/core/core/shared/labs.js
+++ b/ghost/core/core/shared/labs.js
@@ -41,6 +41,7 @@ const ALPHA_FEATURES = [
     'stripeAutomaticTax',
     'makingItRain',
     'postHistory',
+    'postDiffing',
     'announcementBar',
     'imageEditor'
 ];