diff --git a/dlibrary/dlibrary.py b/dlibrary/dlibrary.py
index 7d100df..d345974 100755
--- a/dlibrary/dlibrary.py
+++ b/dlibrary/dlibrary.py
@@ -29,7 +29,7 @@ TEXTLESS_REGEX = re.compile('(台詞|セリフ)(な|無)し|notext|textless')
 IMAGE_FILE_EXTENSIONS = ['.png', '.jpg', '.jpeg', '.gif', '.tiff']
 
 IGNOREABLE_FILES = ['Thumbs.db', '__MACOSX', '.DS_Store']
-IGNOREABLE_EXTENSIONS = ['.txt', '.html', '.htm']
+IGNOREABLE_EXTENSIONS = ['.txt', '.html', '.htm', '.psd']
 
 def open_zipfile_with_encoding(path):
     try: