diff --git a/catalog/sites/douban_game.py b/catalog/sites/douban_game.py
index c511b026..7c290d22 100644
--- a/catalog/sites/douban_game.py
+++ b/catalog/sites/douban_game.py
@@ -66,11 +66,8 @@ class DoubanGame(AbstractSite):
         date_elem = content.xpath(
             "//dl[@class='game-attr']//dt[text()='发行日期:']/following-sibling::dd[1]/text()"
         )
-        release_date = (
-            dateparser.parse(date_elem[0].strip()).strftime("%Y-%m-%d")
-            if date_elem
-            else None
-        )
+        release_date = dateparser.parse(date_elem[0].strip()) if date_elem else None
+        release_date = release_date.strftime("%Y-%m-%d") if release_date else None
 
         brief_elem = content.xpath("//div[@class='mod item-desc']/p/text()")
         brief = "\n".join(brief_elem) if brief_elem else None
diff --git a/catalog/sites/douban_music.py b/catalog/sites/douban_music.py
index e692f630..fc92cc21 100644
--- a/catalog/sites/douban_music.py
+++ b/catalog/sites/douban_music.py
@@ -50,11 +50,8 @@ class DoubanMusic(AbstractSite):
         date_elem = content.xpath(
             "//div[@id='info']//span[text()='发行时间:']/following::text()[1]"
         )
-        release_date = (
-            dateparser.parse(date_elem[0].strip()).strftime("%Y-%m-%d")
-            if date_elem
-            else None
-        )
+        release_date = dateparser.parse(date_elem[0].strip()) if date_elem else None
+        release_date = release_date.strftime("%Y-%m-%d") if release_date else None
 
         company_elem = content.xpath(
             "//div[@id='info']//span[text()='出版者:']/following::text()[1]"