diff --git a/db/migrate/20190709014114_add_averge_stat_shixun.rb b/db/migrate/20190709014114_add_averge_stat_shixun.rb
deleted file mode 100644
index ef7b5f5c..00000000
--- a/db/migrate/20190709014114_add_averge_stat_shixun.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-class AddAvergeStatShixun < ActiveRecord::Migration
-  def up
-    add_column :shixuns, :averge_star, :float,:default => 5.0
-  end
-
-  def down
-  end
-end