diff --git a/elegantbook.cls b/elegantbook.cls
index 9be8885..eabb6d6 100644
--- a/elegantbook.cls
+++ b/elegantbook.cls
@@ -387,7 +387,6 @@
   backend=\ELEGANT@bibend,
   citestyle=\ELEGANT@citestyle,
   bibstyle=\ELEGANT@bibstyle]{biblatex}
-\defbibheading{elegantbook}[\ebibname]{#1}
 
 \ifdefstring{\ELEGANT@lang}{cn}{
   \renewcommand{\baselinestretch}{1.3}