diff --git a/src/views/spraySet/index.vue b/src/views/spraySet/index.vue
index de52b81..571973a 100644
--- a/src/views/spraySet/index.vue
+++ b/src/views/spraySet/index.vue
@@ -33,6 +33,10 @@ const clearSpeed = ref()
 
 const dehumidifierStartRef = ref()
 const dehumidifierStart = () => {
+  if (!systemStore.systemSensor.humidity) {
+    FtMessage.error('未检测到当前湿度')
+    return
+  }
   if (!humidity.value) {
     FtMessage.error('请输入目标湿度')
     return