diff --git a/app/views/libraries/_form.html.erb b/app/views/libraries/_form.html.erb
index 2e584ab4..4ce076d2 100644
--- a/app/views/libraries/_form.html.erb
+++ b/app/views/libraries/_form.html.erb
@@ -61,7 +61,7 @@
   /* ------------------------------- 描述md ------------------------------*/
   editormd("libraries_description", {
     width: "100%",
-    height: 210,
+    height: 400,
     syncScrolling: "single",
     //你的lib目录的路径，我这边用JSP做测试的
     path: "/editormd/lib/",