diff --git a/public/language/en_GB/error.json b/public/language/en_GB/error.json
index 5ce4489fc8..dc640fcecf 100644
--- a/public/language/en_GB/error.json
+++ b/public/language/en_GB/error.json
@@ -65,6 +65,7 @@
 	"already-unfavourited": "You have already unfavourited this post",
 
 	"cant-ban-other-admins": "You can't ban other admins!",
+	"cant-remove-last-admin": "You are the only administrator. Add another user as an administrator before removing yourself as admin"
 
 	"invalid-image-type": "Invalid image type. Allowed types are: %1",
 	"invalid-image-extension": "Invalid image extension",