diff --git a/db/migrate/20190830082934_add_tag_to_libraries.rb b/db/migrate/20190830082934_add_tag_to_libraries.rb
new file mode 100644
index 000000000..ea40cda5d
--- /dev/null
+++ b/db/migrate/20190830082934_add_tag_to_libraries.rb
@@ -0,0 +1,5 @@
+class AddTagToLibraries < ActiveRecord::Migration[5.2]
+  def change
+    execute "insert into library_tags(name) values('企业案例')"
+  end
+end