diff --git a/app/static/The_Oxford.csv b/app/db/The_Oxford.csv
similarity index 100%
rename from app/static/The_Oxford.csv
rename to app/db/The_Oxford.csv
diff --git a/app/main.py b/app/main.py
index 6901da7..145bf7e 100644
--- a/app/main.py
+++ b/app/main.py
@@ -96,8 +96,8 @@ def mainpage():
     :return: 主界面
     '''
 
-    db_file = 'static/wordfreqapp.db'
-    csv_file = 'static/The_Oxford.csv'
+    db_file = "../db/wordfreqapp.db"
+    csv_file = "../db/The_Oxford.csv"
     text_list = load_text_list_from_db(db_file)
     word_set = load_word_list(csv_file)
     coverage_percentage = "{:.2f}".format(calculate_coverage(text_list, word_set))
diff --git a/app/static/wordfreqapp.db b/app/static/wordfreqapp.db
deleted file mode 100644
index 6adba1d..0000000
Binary files a/app/static/wordfreqapp.db and /dev/null differ