diff --git a/elegantbook-cn.tex b/elegantbook-cn.tex
index 98fa908..fcf54e8 100644
--- a/elegantbook-cn.tex
+++ b/elegantbook-cn.tex
@@ -5,7 +5,7 @@
 
 \author{Ethan Deng \& Liam Huang}
 \institute{Elegant\LaTeX{} Program}
-\date{Aug, 15, 2022}
+\date{Aug 15, 2022}
 \version{4.4}
 \bioinfo{自定义}{信息}
 
diff --git a/elegantbook-en.tex b/elegantbook-en.tex
index bb4c3e5..ee46a40 100644
--- a/elegantbook-en.tex
+++ b/elegantbook-en.tex
@@ -5,7 +5,7 @@
 
 \author{Ethan Deng \& Liam Huang}
 \institute{Elegant\LaTeX{} Program}
-\date{May 25, 2022}
+\date{Aug 15, 2022}
 \version{4.4}
 \bioinfo{Bio}{Information}