diff --git a/local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift b/local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift
index 3fda8d686..f5cc617a0 100644
--- a/local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift
+++ b/local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift
@@ -274,9 +274,9 @@ public class SimpleAudioReceiver: NSObject {
             let hardwareFormat = inputNode.inputFormat(forBus: 0)
             
             // iOS 13+ 启用语音处理
-//            if #available(iOS 13.0, *) {
-//                try inputNode.setVoiceProcessingEnabled(true)
-//            }
+            if #available(iOS 13.0, *) {
+                try inputNode.setVoiceProcessingEnabled(true)
+            }
             
             // 检查目标音频格式和转换器是否可用
             guard let targetFormat = audioFormat,  // 外部定义的期望音频格式