diff --git a/server/voice_changer/RVC/RVC.py b/server/voice_changer/RVC/RVC.py
index ae749046..16cbf01a 100644
--- a/server/voice_changer/RVC/RVC.py
+++ b/server/voice_changer/RVC/RVC.py
@@ -256,6 +256,10 @@ class RVC:
             setattr(self.settings, key, float(val))
         elif key in self.settings.strData:
             setattr(self.settings, key, str(val))
+            if key == "f0Detector":
+                self.pitchExtractor = PitchExtractorManager.getPitchExtractor(
+                    self.settings.f0Detector
+                )
         else:
             return False
         return True
diff --git a/server/voice_changer/RVC/RVCSettings.py b/server/voice_changer/RVC/RVCSettings.py
index b2cc2157..0b062c25 100644
--- a/server/voice_changer/RVC/RVCSettings.py
+++ b/server/voice_changer/RVC/RVCSettings.py
@@ -8,7 +8,7 @@ class RVCSettings:
     gpu: int = 0
     dstId: int = 0
 
-    f0Detector: str = "harvest"  # pm or harvest
+    f0Detector: str = "harvest"  # dio or harvest
     tran: int = 20
     silentThreshold: float = 0.00001
     extraConvertSize: int = 1024 * 32