diff --git a/README.md b/README.md
index a5bb25e..e1fcca0 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,20 @@
 # Requisitos
+
 - Docker (Gerenciador de container)
 
 [Instalando Docker no Windows](https://docs.docker.com/desktop/install/windows-install/)
 
 # Setup
+
 - Execute `./scripts/setup` para gerar a base do container, esse processo pode demorar um pouco pois será baixada todas as depêndencias do projeto, libs e banco de dados.
 
 # Levantar a aplicação
+
 - Execute `docker-compose up`
 
 # Executar comandos no container
+
 - Execute `./scripts/bash` para executar comandos você precisa entrar no console do container, agora você poderar por exemplo rodar as migrações de dados.
-- Execute `rails db:migration` para rodar as migrações no banco de dados.
+- Execute `rails db:migrate` para rodar as migrações no banco de dados.
 - Execute `bundle exec rake environment "user:create_admin[sem.email@example.com, Seu nome]"` para criar seu usuário
-- Execute `rails db:seed` para popular o banco com os assuntos, exios e categorias
\ No newline at end of file
+- Execute `rails db:seed` para popular o banco com os assuntos, exios e categorias
diff --git a/app/models/review_request.rb b/app/models/review_request.rb
index c5154f5..05bdf72 100644
--- a/app/models/review_request.rb
+++ b/app/models/review_request.rb
@@ -3,7 +3,7 @@
 # Table name: review_requests
 #
 #  id          :bigint           not null, primary key
-#  answered    :string
+#  answered    :string           not null
 #  created_at  :datetime         not null
 #  updated_at  :datetime         not null
 #  question_id :bigint           not null
diff --git a/db/migrate/20230504002009_change_review_request_answered_to_not_nil.rb b/db/migrate/20230504002009_change_review_request_answered_to_not_nil.rb
new file mode 100644
index 0000000..cb871fc
--- /dev/null
+++ b/db/migrate/20230504002009_change_review_request_answered_to_not_nil.rb
@@ -0,0 +1,7 @@
+class ChangeReviewRequestAnsweredToNotNil < ActiveRecord::Migration[7.0]
+  def change
+    ReviewRequest.where(answered: nil).update_all(answered: false)
+
+    change_column_null :review_requests, :answered, false
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index fd29e44..b36bf57 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[7.0].define(version: 2022_08_05_233401) do
+ActiveRecord::Schema[7.0].define(version: 2023_05_04_002009) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -110,7 +110,7 @@ ActiveRecord::Schema[7.0].define(version: 2022_08_05_233401) do
   end
 
   create_table "review_requests", force: :cascade do |t|
-    t.string "answered"
+    t.string "answered", null: false
     t.bigint "question_id", null: false
     t.bigint "user_id", null: false
     t.datetime "created_at", null: false
diff --git a/spec/factories/review_requests.rb b/spec/factories/review_requests.rb
index c79c077..a50e9d9 100644
--- a/spec/factories/review_requests.rb
+++ b/spec/factories/review_requests.rb
@@ -3,7 +3,7 @@
 # Table name: review_requests
 #
 #  id          :bigint           not null, primary key
-#  answered    :string
+#  answered    :string           not null
 #  created_at  :datetime         not null
 #  updated_at  :datetime         not null
 #  question_id :bigint           not null
diff --git a/spec/models/review_request_spec.rb b/spec/models/review_request_spec.rb
index 7cd001b..0c75cd3 100644
--- a/spec/models/review_request_spec.rb
+++ b/spec/models/review_request_spec.rb
@@ -3,7 +3,7 @@
 # Table name: review_requests
 #
 #  id          :bigint           not null, primary key
-#  answered    :string
+#  answered    :string           not null
 #  created_at  :datetime         not null
 #  updated_at  :datetime         not null
 #  question_id :bigint           not null