diff --git a/config/_default/hugo.toml b/config/_default/hugo.toml
index 9b3c955..a360d2f 100644
--- a/config/_default/hugo.toml
+++ b/config/_default/hugo.toml
@@ -27,7 +27,7 @@ enableEmoji = true
   home = ["HTML", "RSS", "JSON"]
 
 [frontmatter]
-  lastmod = ["lastmod", ":git", "date"]
+  lastmod = [":git", ":filemod", "lastmod", "default"]
 
 enableGitInfo = true