diff --git a/config.def.h b/config.def.h
index 7345af2c8b..159082a54e 100644
--- a/config.def.h
+++ b/config.def.h
@@ -1646,7 +1646,7 @@ static const bool enable_device_vibration    = false;
 
 #define DEFAULT_AI_SERVICE_TARGET_LANG 0
 
-#define DEFAULT_AI_SERVICE_ENABLE true
+#define DEFAULT_AI_SERVICE_ENABLE false
 
 #define DEFAULT_AI_SERVICE_PAUSE false