diff --git a/config/database.yml b/config/database.yml
index 28a1dd5ec120c436f9feb8ead10f1b666d7088c0..efe8ff8bba66a0ddb4282beca6915ad9b7294a48 100644
--- a/config/database.yml
+++ b/config/database.yml
@@ -6,15 +6,15 @@ development:
   adapter: postgresql
   encoding: unicode
   database: portalmec_dev
-  username: luan
-  password: luanmatheus
+  username: arthur
+  password: senhadopostgres
 
 test:
   adapter: postgresql
   encoding: unicode
   database: portalmec_test
-  username: luan
-  password: luanmatheus
+  username: arthur
+  password: senhadopostgres
 # host: postgres 
 
 production:
diff --git a/db/migrate/20220808130940_add_priority_to_complaint_reasons.rb b/db/migrate/20220808130940_add_priority_to_complaint_reasons.rb
new file mode 100644
index 0000000000000000000000000000000000000000..0a5fb05c08c3c1f2f54c98649a482b49f07c3a32
--- /dev/null
+++ b/db/migrate/20220808130940_add_priority_to_complaint_reasons.rb
@@ -0,0 +1,5 @@
+class AddPriorityToComplaintReasons < ActiveRecord::Migration[7.0]
+  def change
+    add_column :complaint_reasons, :priority, :integer
+  end
+end
diff --git a/db/migrate/20220815142111_create_complaint_votes.rb b/db/migrate/20220815142111_create_complaint_votes.rb
new file mode 100644
index 0000000000000000000000000000000000000000..f3a069b7c3d093c001a2dc931e42e3c06c13223e
--- /dev/null
+++ b/db/migrate/20220815142111_create_complaint_votes.rb
@@ -0,0 +1,13 @@
+class CreateComplaintVotes < ActiveRecord::Migration[7.0]
+  def change
+    create_table :complaint_votes do |t|
+      t.references :complainable, polymorphic: true, index: true
+      t.integer :pros
+      t.integer :cons
+
+      t.timestamps
+    end
+
+    add_index :complaint_votes, [:complainable_id], name: 'complainable'
+  end
+end