diff --git a/dlibrary/dlibrary.py b/dlibrary/dlibrary.py
index 46da923..310290b 100755
--- a/dlibrary/dlibrary.py
+++ b/dlibrary/dlibrary.py
@@ -31,7 +31,7 @@ DLSITE_ID_REGEX = re.compile('^[BR]J[0-9]+$')
 FANZA_ID_REGEX = re.compile('^d_[0-9]+$')
 FAKKU_ID_REGEX = re.compile('.*_FAKKU$')
 
-HI_RES_REGEX = re.compile('高解像度', re.I)
+HI_RES_REGEX = re.compile('高解像度|原寸', re.I)
 NO_TONE_REGEX = re.compile('トーン(効果)?[な無]し|グレースケール', re.I)
 TONE_REGEX = re.compile('トーン(版|(効果)?[有あ]り)', re.I)
 COLOR_REGEX = re.compile('カラー', re.I)