diff --git a/src/more-infos/more-info-lock.html b/src/more-infos/more-info-lock.html
index 4824ee3ff6..95c0318329 100644
--- a/src/more-infos/more-info-lock.html
+++ b/src/more-infos/more-info-lock.html
@@ -10,8 +10,8 @@
     }
   </style>
   <template>
-    <div hidden='[[!stateObj.attributes.codeFormat]]'>
-      <paper-input label='code' value='{{enteredCode}}' pattern='[[stateObj.attributes.codeFormat]]' type='password'></paper-input>
+    <div hidden='[[!stateObj.attributes.code_format]]'>
+      <paper-input label='code' value='{{enteredCode}}' pattern='[[stateObj.attributes.code_format]]' type='password'></paper-input>
       <paper-button on-tap='handleUnlockTap' hidden$='[[!isLocked]]'>Unlock</paper-button>
       <paper-button on-tap='handleLockTap' hidden$=[[isLocked]]>Lock</paper-button>
     </div>