diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 2b86a174b..6dd9eae7a 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1398,6 +1398,8 @@
     <string name="voice_search_content_description">Voice search</string>
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Speak now</string>
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">A login with that username already exists</string>
 
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->