diff --git a/db/migrate/20221227065923_make_question_id_on_anonymous_blocks_nullable.rb b/db/migrate/20221227065923_make_question_id_on_anonymous_blocks_nullable.rb
new file mode 100644
index 00000000..e7ca801d
--- /dev/null
+++ b/db/migrate/20221227065923_make_question_id_on_anonymous_blocks_nullable.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class MakeQuestionIdOnAnonymousBlocksNullable < ActiveRecord::Migration[6.1]
+  def change
+    change_column_null :anonymous_blocks, :question_id, true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index ce67fb51..094c992c 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2022_12_27_002012) do
+ActiveRecord::Schema.define(version: 2022_12_27_065923) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"