diff --git a/app/src/main/cpp/GPIOControl.h b/app/src/main/cpp/GPIOControl.h
index 3f8716a6..c66baec4 100644
--- a/app/src/main/cpp/GPIOControl.h
+++ b/app/src/main/cpp/GPIOControl.h
@@ -541,7 +541,7 @@ public:
 #ifdef USING_PLZ
     PowerControl(CMD_SET_OTG_STATE, CMD_SET_100M_ENABLE, CMD_SET_100M_SWITCH_PWR_ENABLE, CMD_SET_12V_EN_STATE, closeDelayTime)
 #else // USING_PLZ
-    PowerControl(CMD_SET_OTG_STATE, CMD_SET_12V_EN_STATE, closeDelayTime)
+    PowerControl(CMD_SET_OTG_STATE, CMD_SET_12V_EN_STATE, CMD_SET_485_EN_STATE, closeDelayTime)
 #endif // USING_PLZ
 #endif // USING_N938
     {