diff --git a/db/migrate/20190805010551_modify_ke_contents_for_markdown.rb b/db/migrate/20190805010552_modify_ke_contents_for_markdown.rb
similarity index 78%
rename from db/migrate/20190805010551_modify_ke_contents_for_markdown.rb
rename to db/migrate/20190805010552_modify_ke_contents_for_markdown.rb
index ca58dba8d..1ed3cc709 100644
--- a/db/migrate/20190805010551_modify_ke_contents_for_markdown.rb
+++ b/db/migrate/20190805010552_modify_ke_contents_for_markdown.rb
@@ -15,10 +15,10 @@ class ModifyKeContentsForMarkdown < ActiveRecord::Migration[5.2]
     # end
 
     #试卷的标题
-    ExerciseQuestion.find_each do |eq|
-      question_title = ke_transform_to_md eq.question_title
-      eq.update_column(:question_title, question_title)
-    end
+    # ExerciseQuestion.find_each do |eq|
+    #   question_title = ke_transform_to_md eq.question_title
+    #   eq.update_column(:question_title, question_title)
+    # end
 
     # # 试卷的答案
     # ExerciseStandardAnswer.find_each do |esa|
@@ -26,11 +26,11 @@ class ModifyKeContentsForMarkdown < ActiveRecord::Migration[5.2]
     #   esa.update_column(:answer_text, answer_text)
     # end
     #
-    # # 试卷题库的问题标题
-    # ExerciseBankQuestion.find_each do |ebq|
-    #   question_title = ke_transform_to_md ebq.question_title
-    #   ebq.update_column(:question_title, question_title)
-    # end
+    # 试卷题库的问题标题
+    ExerciseBankQuestion.find_each do |ebq|
+      question_title = ke_transform_to_md ebq.question_title
+      ebq.update_column(:question_title, question_title)
+    end
     #
     # # 试卷答案
     # ExerciseBankStandardAnswer.find_each do |ebsa|