diff --git a/src/components/draw-app/properties/TransponderProperty.vue b/src/components/draw-app/properties/TransponderProperty.vue
index bd70b29..a4833c9 100644
--- a/src/components/draw-app/properties/TransponderProperty.vue
+++ b/src/components/draw-app/properties/TransponderProperty.vue
@@ -76,6 +76,7 @@
       class="q-mt-md"
       autogrow
       v-model="transponderModel.fixedUserTelegram"
+      @blur="onUpdate"
       label="固定用户报文"
     />
     <q-input
@@ -83,6 +84,7 @@
       class="q-mt-md"
       autogrow
       v-model="transponderModel.fixedTelegram"
+      @blur="onUpdate"
       label="固定报文"
     />
     <q-field class="q-mt-md" outlined label="关联区段" readonly stack-label>