diff --git a/db/migrate/20180403231351_change_post_flags_reason_type.rb b/db/migrate/20180403231351_change_post_flags_reason_type.rb
new file mode 100644
index 000000000..991135a8f
--- /dev/null
+++ b/db/migrate/20180403231351_change_post_flags_reason_type.rb
@@ -0,0 +1,6 @@
+class ChangePostFlagsReasonType < ActiveRecord::Migration
+  def change
+    change_column :post_flags, :reason, :text
+    change_column :post_appeals, :reason, :text
+  end
+end