diff --git a/custom_nodes/loaders.py b/custom_nodes/loaders.py
index 47775ba..1b9d61f 100644
--- a/custom_nodes/loaders.py
+++ b/custom_nodes/loaders.py
@@ -76,6 +76,10 @@ class LoadPitchExtractionParams:
     def load_params(self, **params):
         if "rmvpe" in params.get("f0_method",""): model_downloader("rmvpe.pt")
         return (params,)
+    
+    @classmethod
+    def IS_CHANGED(cls, **params):
+        return get_hash(**params)
 
 class LoadHubertModel:
     @classmethod
@@ -104,7 +108,7 @@ class LoadHubertModel:
     @classmethod
     def IS_CHANGED(cls, model):
         return get_hash(model)
-
+    
 class LoadRVCModelNode:
 
     @classmethod
@@ -130,9 +134,6 @@ class LoadRVCModelNode:
 
     FUNCTION = 'load_model'
 
-    @classmethod
-    def IS_CHANGED(cls, model):
-        return get_hash(model)
 
     def load_model(self, model, index="None"):
         model_path = file_index = None
@@ -154,6 +155,10 @@ class LoadRVCModelNode:
             print(f"Error in {self.__class__.__name__}: {e}")
             raise e
         finally: return (lambda:get_vc(model_path, file_index),filename.split(".")[0])
+
+    @classmethod
+    def IS_CHANGED(cls, model, index):
+        return get_hash(model, index)
     
 class LoadWhisperModelNode:
 
@@ -177,9 +182,6 @@ class LoadWhisperModelNode:
 
     FUNCTION = 'load_model'
 
-    @classmethod
-    def IS_CHANGED(cls, model):
-        return get_hash(model)
 
     def load_model(self, model_id, max_new_tokens=128, chunk_length_s=12, batch_size=16):
         device = get_optimal_torch_device()
@@ -204,9 +206,12 @@ class LoadWhisperModelNode:
                 return_timestamps=True,
                 torch_dtype=torch_dtype,
                 device=device,
-                # generate_kwargs=generate_kwargs,
             )
         return ([pipe,model_id], )
+    
+    @classmethod
+    def IS_CHANGED(cls, model_id, max_new_tokens, chunk_length_s, batch_size):
+        return get_hash(model_id, max_new_tokens, chunk_length_s, batch_size)
 
 class LoadAudio:
     @classmethod
@@ -233,12 +238,11 @@ class LoadAudio:
         sr = None if sr=="None" else int(sr)
         audio = load_input_audio(audio_path,sr=sr)
         return {"ui": {"preview": [{"filename": audio_name, "type": "input", "widgetId": widgetId}]}, "result": (audio_name, lambda:audio_to_bytes(*audio))}
-
+    
     @classmethod
-    def IS_CHANGED(cls, audio):
-        audio_path = os.path.join(input_path,audio)
-        print(f"{audio_path=}")
-        return get_file_hash(audio_path)
+    def IS_CHANGED(cls, audio, sr):
+        return get_hash(audio,sr)
+
     
 class DownloadAudio:
     @classmethod
@@ -284,5 +288,5 @@ class DownloadAudio:
         return {"ui": {"preview": [{"filename": os.path.basename(audio_path), "type": "input", "widgetId": widgetId}]}, "result": (audio_name, lambda:audio_to_bytes(*input_audio))}
 
     @classmethod
-    def IS_CHANGED(cls, url):
-        return get_hash(url)
\ No newline at end of file
+    def IS_CHANGED(cls, url, sr, song_name):
+        return get_hash(url,sr,song_name)
\ No newline at end of file
diff --git a/custom_nodes/output.py b/custom_nodes/output.py
index 49cb455..39f1825 100644
--- a/custom_nodes/output.py
+++ b/custom_nodes/output.py
@@ -60,7 +60,4 @@ class PreviewAudio:
         return {"ui": {"preview": [{
             "filename": audio_name, "type": "temp", "subfolder": "preview", "widgetId": widgetId, "autoplay": autoplay
             }]}, "result": (output_path, lambda:audio_to_bytes(*input_audio))}
-    
-    @classmethod
-    def IS_CHANGED(cls, audio):
-        return get_hash(audio())
\ No newline at end of file
+    
\ No newline at end of file
diff --git a/custom_nodes/rvc.py b/custom_nodes/rvc.py
index 591a8a6..be6f4ef 100644
--- a/custom_nodes/rvc.py
+++ b/custom_nodes/rvc.py
@@ -76,9 +76,5 @@ class RVCNode:
         if not os.path.isfile(preview_file): shutil.copyfile(cache_name,preview_file)
         return {"ui": {"preview": [{"filename": audio_name, "type": "temp", "subfolder": "preview", "widgetId": widgetId}]}, "result": (lambda:audio_to_bytes(*output_audio),)}
 
-
-    @classmethod
-    def IS_CHANGED(cls, *args, **kwargs):
-        return get_hash(*args, *kwargs.items())
     
 
diff --git a/custom_nodes/uvr.py b/custom_nodes/uvr.py
index ffb6fff..783b0e0 100644
--- a/custom_nodes/uvr.py
+++ b/custom_nodes/uvr.py
@@ -111,6 +111,6 @@ class UVR5Node:
         
         return (lambda:audio_to_bytes(*primary), lambda:audio_to_bytes(*secondary))
 
-    @classmethod
-    def IS_CHANGED(cls, *args, **kwargs):
-        return get_hash(*args,*kwargs.items())
\ No newline at end of file
+    # @classmethod
+    # def IS_CHANGED(cls, *args, **kwargs):
+    #     return get_hash(*args,*kwargs.items())
\ No newline at end of file
diff --git a/lib/utils.py b/lib/utils.py
index 18d0b0c..a3a2d8f 100644
--- a/lib/utils.py
+++ b/lib/utils.py
@@ -16,8 +16,8 @@ from . import ObjectNamespace, get_cwd
 torch.manual_seed(1337)
 CWD = get_cwd()
 
-def get_hash(*args):
-    return hashlib.md5("".join(str(data) for data in args).encode()).hexdigest()
+def get_hash(*args,**kwargs):
+    return hashlib.md5("".join([str(data) for data in args]+list(kwargs.values())).encode()).hexdigest()
 
 def get_file_hash(fname: str, size=10*1024**2):
     with open(fname,"rb") as f: