diff --git a/main.py b/main.py
index 6b6c0e3e..257a3a63 100644
--- a/main.py
+++ b/main.py
@@ -8,6 +8,10 @@ if __name__ == "__main__":
         splash.showSplash()
 
         from config import config
+        # version 2.2.0からweightフォルダをweightsに変更する
+        from utils import renameWeightFolder
+        renameWeightFolder(config.PATH_LOCAL)
+
         from models.translation.translation_utils import downloadCTranslate2Weight
         if config.USE_TRANSLATION_FEATURE is True:
             downloadCTranslate2Weight(config.PATH_LOCAL, config.CTRANSLATE2_WEIGHT_TYPE, splash.updateDownloadProgress)
diff --git a/utils.py b/utils.py
index 6a05a08d..6add2b43 100644
--- a/utils.py
+++ b/utils.py
@@ -1,5 +1,5 @@
 from typing import Union
-from os import path as os_path
+from os import path as os_path, rename as os_rename
 from PIL.Image import open as Image_open
 
 def getImageFile(file_name):
@@ -49,4 +49,10 @@ def isUniqueStrings(unique_strings:Union[str, list], input_string:str, require=F
         return all(count == 1 for count in counts) and counts.count(1) == 2
     else:
         # If require is False, check if unique strings are used exactly once
-        return all(count == 1 for count in counts)
\ No newline at end of file
+        return all(count == 1 for count in counts)
+
+# path先のweightフォルダがある場合にはそのフォルダ名をweightsに変更する
+def renameWeightFolder(path):
+    weight_path = os_path.join(path, "weight")
+    if os_path.exists(weight_path):
+        os_rename(weight_path, os_path.join(path, "weights"))
\ No newline at end of file