diff --git a/server/voice_changer/RVC/RVC.py b/server/voice_changer/RVC/RVC.py
index ae5a0898..e6adcfb7 100644
--- a/server/voice_changer/RVC/RVC.py
+++ b/server/voice_changer/RVC/RVC.py
@@ -134,7 +134,7 @@ class RVC(VoiceChangerModel):
         if self.slotInfo.f0:
             self.pitchf_buffer = self.pitchf_buffer[featureOffset:]
         self.feature_buffer = self.feature_buffer[featureOffset:]
-        
+
         # 出力部分だけ切り出して音量を確認。(TODO:段階的消音にする)
         cropOffset = -1 * (inputSize + crossfadeSize)
         cropEnd = -1 * (crossfadeSize)
diff --git a/server/voice_changer/VoiceChangerManager.py b/server/voice_changer/VoiceChangerManager.py
index d96ba978..05c2b872 100644
--- a/server/voice_changer/VoiceChangerManager.py
+++ b/server/voice_changer/VoiceChangerManager.py
@@ -86,12 +86,14 @@ class VoiceChangerManager(ServerDeviceCallbacks):
         saveItemForVoiceChanger = ["crossFadeOffsetRate", "crossFadeEndRate", "crossFadeOverlapSize"]
         saveItemForVoiceChangerManager = ["modelSlotIndex"]
         saveItemForRVC = ["extraConvertSize", "gpu", "silentThreshold"]
+        saveItemForAllVoiceChanger = ["f0Detector"]  # 設定されたf0DetectorがVCに存在しない値の場合はデフォルトに落ちるように実装すること
 
         saveItem = []
         saveItem.extend(saveItemForServerDevice)
         saveItem.extend(saveItemForVoiceChanger)
         saveItem.extend(saveItemForVoiceChangerManager)
         saveItem.extend(saveItemForRVC)
+        saveItem.extend(saveItemForAllVoiceChanger)
         if key in saveItem:
             self.stored_setting[key] = val
             json.dump(self.stored_setting, open(STORED_SETTING_FILE, "w"))