diff --git a/homeassistant/components/lock/strings.json b/homeassistant/components/lock/strings.json
index 497dec1a404..da4b5217b86 100644
--- a/homeassistant/components/lock/strings.json
+++ b/homeassistant/components/lock/strings.json
@@ -24,6 +24,14 @@
         "locking": "Locking",
         "unlocked": "[%key:common::state::unlocked%]",
         "unlocking": "Unlocking"
+      },
+      "state_attributes": {
+        "code_format": {
+          "name": "[%key:component::alarm_control_panel::entity_component::_::state_attributes::code_format::name%]"
+        },
+        "changed_by": {
+          "name": "[%key:component::alarm_control_panel::entity_component::_::state_attributes::changed_by::name%]"
+        }
       }
     }
   }