diff --git a/src/components/structures/UserSettings.js b/src/components/structures/UserSettings.js
index 9171b081ab..ef574d2ed6 100644
--- a/src/components/structures/UserSettings.js
+++ b/src/components/structures/UserSettings.js
@@ -656,7 +656,7 @@ module.exports = React.createClass({
                     <table>
                         <tbody>
                         <tr>
-                            <td><strong>Autocomplete Delay (ms): </strong></td>
+                            <td><strong>{_t('Autocomplete Delay (ms):')}</strong></td>
                             <td>
                                 <input
                                     type="number"
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index ced98127a2..59853b6e93 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -922,5 +922,6 @@
   "Ignore request": "Ignore request",
   "You added a new device '%(displayName)s', which is requesting encryption keys.": "You added a new device '%(displayName)s', which is requesting encryption keys.",
   "Your unverified device '%(displayName)s' is requesting encryption keys.": "Your unverified device '%(displayName)s' is requesting encryption keys.",
-  "Encryption key request": "Encryption key request"
+  "Encryption key request": "Encryption key request",
+  "Autocomplete Delay (ms):": "Autocomplete Delay (ms):"
 }