diff --git a/legacy/migration.py b/legacy/migration.py
index 83a43b7c4..097728896 100644
--- a/legacy/migration.py
+++ b/legacy/migration.py
@@ -11,19 +11,11 @@ from model_mommy import mommy
 
 from comissoes.models import Composicao, Participacao
 from parlamentares.models import Parlamentar
+from sapl.utils import appconfs
 
 
 # BASE ######################################################################
 
-# this order is important for the migration
-appconfs = [apps.get_app_config(n) for n in [
-    'parlamentares',
-    'comissoes',
-    'materia',
-    'norma',
-    'sessao',
-    'lexml',
-    'protocoloadm', ]]
 name_sets = [set(m.__name__ for m in ac.get_models()) for ac in appconfs]
 
 # apps do not overlap
diff --git a/legacy/run_legacy_tests.sh b/legacy/run_legacy_tests.sh
new file mode 100755
index 000000000..da8a79410
--- /dev/null
+++ b/legacy/run_legacy_tests.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+# All tests under this directory are excluded in default pytest.ini
+# To run them use this script in this directory
+
+py.test --ds=sapl.legacy_migration_settings
diff --git a/pytest.ini b/pytest.ini
index 1f4c0d1df..3480351c1 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,5 +1,6 @@
 [pytest]
 DJANGO_SETTINGS_MODULE=sapl.settings
+norecursedirs = legacy
 
 # REUSING DATABASE BY DEFAULT (as a performance optimization)
 # http://pytest-django.readthedocs.org/en/latest/database.html#example-work-flow-with-reuse-db-and-create-db
diff --git a/requirements/migration-requirements.txt b/requirements/migration-requirements.txt
new file mode 100644
index 000000000..25d226602
--- /dev/null
+++ b/requirements/migration-requirements.txt
@@ -0,0 +1,2 @@
+-r dev-requirements.txt
+mysqlclient
diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index fd1f5fbb9..d5004fd7d 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -3,7 +3,6 @@ django-admin-bootstrapped
 django-bootstrap3
 django-braces
 django-crispy-forms
-mysqlclient
 psycopg2
 pytz
 PyYAML
diff --git a/sapl/legacy_migration_settings.py b/sapl/legacy_migration_settings.py
new file mode 100644
index 000000000..f90da1f9e
--- /dev/null
+++ b/sapl/legacy_migration_settings.py
@@ -0,0 +1,18 @@
+# Settings for data migration from mysql legacy to new postgres database
+
+from .settings import *
+
+INSTALLED_APPS += (
+    'legacy',  # legacy reversed model definitions
+)
+
+DATABASES['legacy'] = {
+    'ENGINE': 'django.db.backends.mysql',
+    'NAME': 'sapl25',
+    'USER': 'root',
+    'PASSWORD': 'admin',
+    'HOST': 'localhost',   # Or an IP Address that your DB is hosted on
+    'PORT': '3306',
+}
+
+DATABASE_ROUTERS = ['legacy.router.LegacyRouter', ]
diff --git a/sapl/settings.py b/sapl/settings.py
index 62f7a69c8..dde59ee01 100644
--- a/sapl/settings.py
+++ b/sapl/settings.py
@@ -39,9 +39,6 @@ INSTALLED_APPS = (
     'django.contrib.messages',
     'django.contrib.staticfiles',
 
-    # legacy reversed model definitions (temporary)
-    'legacy',
-
     # sapl modules
     'base',
     'parlamentares',
@@ -89,7 +86,6 @@ TEMPLATES = [
 
 WSGI_APPLICATION = 'sapl.wsgi.application'
 
-
 # Database
 # https://docs.djangoproject.com/en/1.8/ref/settings/#databases
 
@@ -101,19 +97,9 @@ DATABASES = {
         'PASSWORD': 'sapl',
         'HOST': 'localhost',
         'PORT': '5432',
-    },
-    'legacy': {
-        'ENGINE': 'django.db.backends.mysql',
-        'NAME': 'sapl25',
-        'USER': 'root',
-        'PASSWORD': 'admin',
-        'HOST': 'localhost',   # Or an IP Address that your DB is hosted on
-        'PORT': '3306',
     }
 }
 
-DATABASE_ROUTERS = ['legacy.router.LegacyRouter', ]
-
 # Internationalization
 # https://docs.djangoproject.com/en/1.8/topics/i18n/
 LANGUAGE_CODE = 'pt-br'
diff --git a/sapl/test_general.py b/sapl/test_general.py
index fc2331997..82492cfcc 100644
--- a/sapl/test_general.py
+++ b/sapl/test_general.py
@@ -1,7 +1,7 @@
 import pytest
 from model_mommy import mommy
 
-from legacy.migration import appconfs
+from .utils import appconfs
 
 
 pytestmark = pytest.mark.django_db
diff --git a/sapl/utils.py b/sapl/utils.py
index 7039f6947..60a93f64f 100644
--- a/sapl/utils.py
+++ b/sapl/utils.py
@@ -2,6 +2,19 @@ from django.apps import apps
 from django.contrib import admin
 
 
+# SAPL business apps
+#  This is a dependency order: each entry depends only on previous ones
+#  The order is important for migration code
+appconfs = [apps.get_app_config(n) for n in [
+    'parlamentares',
+    'comissoes',
+    'materia',
+    'norma',
+    'sessao',
+    'lexml',
+    'protocoloadm', ]]
+
+
 def register_all_models_in_admin(module_name):
     appname = module_name.split('.')[0]
     app = apps.get_app_config(appname)