diff --git a/app/src/main/java/com/example/medilightv2android/ble/BleManager.kt b/app/src/main/java/com/example/medilightv2android/ble/BleManager.kt
index 762f69a..413848d 100644
--- a/app/src/main/java/com/example/medilightv2android/ble/BleManager.kt
+++ b/app/src/main/java/com/example/medilightv2android/ble/BleManager.kt
@@ -350,7 +350,7 @@ class BleManager private constructor(private val context: Context) {
     }
 
     fun sendDeviceInfoQuery() {
-        sendRaw(CRC16.buildCommand("mid"))
+        sendRaw(CRC16.buildCommandASCII("mid", " "))
     }
 
     fun sendLedMode(state: Int) {