diff --git a/db/migrate/004_rename_glossary_terms_from_terms.rb b/db/migrate/004_rename_glossary_terms_from_terms.rb
index 29c0d9d..d920e82 100644
--- a/db/migrate/004_rename_glossary_terms_from_terms.rb
+++ b/db/migrate/004_rename_glossary_terms_from_terms.rb
@@ -3,7 +3,9 @@ class RenameGlossaryTermsFromTerms < ActiveRecord::Migration[5.2]
     remove_column :terms, :tech_en, :string
     remove_column :terms, :name_cn, :string
     remove_column :terms, :name_fr, :string
+    change_column :terms, :created_on, :timestamp, default: -> { 'CURRENT_TIMESTAMP' }
     rename_column :terms, :created_on, :created_at
+    change_column :terms, :updated_on, :timestamp, default: -> { 'CURRENT_TIMESTAMP' }
     rename_column :terms, :updated_on, :updated_at
     rename_table :terms, :glossary_terms
   end