diff --git a/src/html_preprocessor.py b/src/html_preprocessor.py
index 3c0d783..d65f924 100644
--- a/src/html_preprocessor.py
+++ b/src/html_preprocessor.py
@@ -92,10 +92,10 @@ class HTMLPreprocessor:
                     font.attrs["style"] = style
             if face is not None:
                 face = re.sub(r",[\w,\- ]*$", "", face)
-                if face != BookConfig.DEFAULT_FONT_NAME and BookConfig.font_correspondence_table.get(face):
-                    font.attrs["face"] = BookConfig.font_correspondence_table[face]
+                if face != LawCartaConfig.DEFAULT_FONT_NAME and LawCartaConfig.font_correspondence_table.get(face):
+                    font.attrs["face"] = LawCartaConfig.font_correspondence_table[face]
                 else:
-                    font.attrs["face"] = BookConfig.DEFAULT_FONT_NAME
+                    font.attrs["face"] = LawCartaConfig.DEFAULT_FONT_NAME
 
             if len(font.attrs) == 0:
                 font.unwrap()