diff --git a/rvc/configs/config.py b/rvc/configs/config.py
index 8cd6012..1c0ba38 100644
--- a/rvc/configs/config.py
+++ b/rvc/configs/config.py
@@ -20,12 +20,11 @@ import logging
 logger = logging.getLogger(__name__)
 
 
-version_config_list = [
-    "v1/32k.json",
-    "v1/40k.json",
-    "v1/48k.json",
-    "v2/48k.json",
-    "v2/32k.json",
+version_config_list: list = [
+    os.path.join(root, file)
+    for root, dirs, files in os.walk(os.path.dirname(os.path.abspath(__file__)))
+    for file in files
+    if file.endswith(".json")
 ]
 
 
@@ -62,11 +61,10 @@ class Config:
 
     @staticmethod
     def load_config_json() -> dict:
-        d = {}
-        for config_file in version_config_list:
-            with open(f"configs/{config_file}", "r") as f:
-                d[config_file] = json.load(f)
-        return d
+        return {
+            config_file: json.load(open(config_file, "r"))
+            for config_file in version_config_list
+        }
 
     @staticmethod
     def arg_parse() -> tuple:
@@ -120,18 +118,15 @@ class Config:
         else:
             return False
 
-    def use_fp32_config(self):
-        for config_file in version_config_list:
-            self.json_config[config_file]["train"]["fp16_run"] = False
-            with open(f"configs/{config_file}", "r") as f:
-                strr = f.read().replace("true", "false")
-            with open(f"configs/{config_file}", "w") as f:
-                f.write(strr)
-        with open("infer/modules/train/preprocess.py", "r") as f:
-            strr = f.read().replace("3.7", "3.0")
-        with open("infer/modules/train/preprocess.py", "w") as f:
-            f.write(strr)
-        print("overwrite preprocess and configs.json")
+    def use_fp32_config(self) -> None:
+        for config_file, data in self.json_config.items():
+            try:
+                data["train"]["fp16_run"] = False
+                with open(config_file, "w") as json_file:
+                    json.dump(data, json_file, indent=4)
+            except Exception as e:
+                logger.info(f"Error updating {config_file}: {str(e)}")
+        logger.info("overwrite configs.json")
 
     def device_config(self) -> tuple:
         if torch.cuda.is_available():