diff --git a/DBC_Converter.py b/DBC_Converter.py
index d8467e4..a13b87b 100644
--- a/DBC_Converter.py
+++ b/DBC_Converter.py
@@ -421,7 +421,7 @@ class MainView(QtWidgets.QMainWindow):
         elif size == "large":
             self.resize(1200, 1000)
         elif size == "default":
-            self.resize(1000, 600)
+            self.resize(1250, 600)
         elif size == "auto":
             self.adjustSize()
 
diff --git a/settings.json b/settings.json
index df662c3..656cc45 100644
--- a/settings.json
+++ b/settings.json
@@ -2,6 +2,6 @@
     "theme": "light",
     "default_save_path": "C:/Users/MSI/Desktop",
     "file_paths": [],
-    "last_opened_dir": "C:/Users/MSI/SynologyDrive/3min_be/한자연/!사업/초안전/#Debug/DBC",
+    "last_opened_dir": "C:/Users/MSI/SynologyDrive/3min_be/한자연/!과제/초안전/#Debug/DBC",
     "channel_info": {}
 }
\ No newline at end of file