diff --git a/ext/bg/js/settings-dictionaries.js b/ext/bg/js/settings-dictionaries.js
index 921e0813..5a722c6f 100644
--- a/ext/bg/js/settings-dictionaries.js
+++ b/ext/bg/js/settings-dictionaries.js
@@ -171,6 +171,10 @@ class SettingsDictionaryEntryUI {
         this.priorityInput = this.content.querySelector('.dict-priority');
         this.deleteButton = this.content.querySelector('.dict-delete-button');
 
+        if (this.dictionaryInfo.version < 3) {
+            this.content.querySelector('.dict-outdated').hidden = false;
+        }
+
         this.content.querySelector('.dict-title').textContent = this.dictionaryInfo.title;
         this.content.querySelector('.dict-revision').textContent = `rev.${this.dictionaryInfo.revision}`;
 
diff --git a/ext/bg/settings.html b/ext/bg/settings.html
index d3465e61..19449261 100644
--- a/ext/bg/settings.html
+++ b/ext/bg/settings.html
@@ -492,7 +492,7 @@
 
                 <template id="dict-template"><div class="dict-group well well-sm">
                     <h4><span class="text-muted glyphicon glyphicon-book"></span> <span class="dict-title"></span> <small class="dict-revision"></small></h4>
-                    <p class="text-warning" hidden>This dictionary is outdated and may not support new extension features; please import the latest version.</p>
+                    <p class="text-warning dict-outdated" hidden>This dictionary is outdated and may not support new extension features; please import the latest version.</p>
 
                     <div class="checkbox">
                         <label><input type="checkbox" class="dict-enabled"> Enable search</label>