diff --git a/app/models/user.rb b/app/models/user.rb
index 124e143..b5566d8 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -16,5 +16,7 @@ class User < ApplicationRecord
   has_many :procedures, dependent: :destroy
   has_many :health_insurances, dependent: :destroy
 
-  validates :email, uniqueness: { case_sensitive: false }
+  def destroy
+    destroy_fully!
+  end
 end
diff --git a/config/locales/pt-BR/devise.yml b/config/locales/pt-BR/devise.yml
index 5a14562..608eade 100644
--- a/config/locales/pt-BR/devise.yml
+++ b/config/locales/pt-BR/devise.yml
@@ -29,6 +29,20 @@ pt-BR:
       user:
         one: Usuário
         other: Usuários
+    errors:
+      messages:
+        taken: "já está sendo usado"
+        blank: "não pode ficar em branco"
+        too_short: "é muito curta (mínimo de %{count} caracteres)"
+        invalid: "não é válido"
+        confirmation: "não confere"
+  errors:
+    messages:
+      taken: "já está sendo usado"
+      blank: "não pode ficar em branco"
+      too_short: "é muito curta (mínimo de %{count} caracteres)"
+      invalid: "não é válido"
+      confirmation: "não confere"
   devise:
     confirmations:
       confirmed: A sua conta foi confirmada com sucesso.
diff --git a/db/migrate/20250814223547_remove_unique_index_from_users_email.rb b/db/migrate/20250814223547_remove_unique_index_from_users_email.rb
new file mode 100644
index 0000000..c8c317a
--- /dev/null
+++ b/db/migrate/20250814223547_remove_unique_index_from_users_email.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class RemoveUniqueIndexFromUsersEmail < ActiveRecord::Migration[7.1]
+  def up
+    remove_index :users, name: "index_users_on_email"
+    add_index :users, :email, name: "index_users_on_email"
+  end
+
+  def down
+    remove_index :users, name: "index_users_on_email"
+    add_index :users, :email, name: "index_users_on_email", unique: true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 7dde119..fb108e3 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[7.1].define(version: 2025_05_28_125806) do
+ActiveRecord::Schema[7.1].define(version: 2025_08_14_223547) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "citext"
   enable_extension "plpgsql"
@@ -171,7 +171,7 @@
     t.string "unlock_token"
     t.datetime "locked_at"
     t.index ["deleted_at"], name: "index_users_on_deleted_at"
-    t.index ["email"], name: "index_users_on_email", unique: true
+    t.index ["email"], name: "index_users_on_email"
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end
 
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index 1dff491..7f39f61 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -5,12 +5,6 @@
 RSpec.describe User do
   subject { build(:user) }
 
-  describe "soft delete behavior" do
-    let(:user) { create(:user) }
-
-    it_behaves_like "acts as paranoid", :user
-  end
-
   describe "associations" do
     it { is_expected.to have_many(:event_procedures).dependent(:destroy) }
     it { is_expected.to have_many(:medical_shifts).dependent(:destroy) }