diff --git a/lib/caidan.typ b/lib/caidan.typ
index ced172e..6718736 100644
--- a/lib/caidan.typ
+++ b/lib/caidan.typ
@@ -33,7 +33,7 @@
 #let caidan(
   title: none,
   cover_image: none,
-  update_time: none,
+  update_date: none,
   page_height: 595.28pt,
   page_width: 841.89pt,
   num_columns: 3,
@@ -162,13 +162,13 @@
           cover_image
         }
       }
-      #if update_time != none {
+      #if update_date != none {
         v(5em)
         zh_text(10pt)[
-          更新于：#update_time.display("[year]年[month padding:none]月[day padding:none]日") ]
+          更新于：#update_date.display("[year]年[month padding:none]月[day padding:none]日") ]
         linebreak()
         en_text(8pt)[
-          Updated on #update_time.display("[month repr:long] [day], [year]")]
+          Updated on #update_date.display("[month repr:long] [day], [year]")]
       }
     ]
     #let text_dy = (page_height - measure(title_content).height) / 2 - frame.dy - 2em
diff --git a/main.typ b/main.typ
index af26dc1..23185aa 100644
--- a/main.typ
+++ b/main.typ
@@ -3,7 +3,7 @@
 #show: caidan.with(
   title: [#en_text(22pt, fill: nord0)[Chen's Private Cuisine]],
   cover_image: image("cover.png"),
-  update_time: datetime.today(),
+  update_date: datetime.today(),
   page_height: 595.28pt,
   page_width: 841.89pt,
   num_columns: 3,