diff --git a/docker/01_create_tables.sql b/docker/01_create_tables.sql
index f899403..c7bbb37 100644
--- a/docker/01_create_tables.sql
+++ b/docker/01_create_tables.sql
@@ -244,9 +244,12 @@ create table if not exists ROL_APLICACION (
    ID_APLICACION        INT4                 not null,
    ID_ROL               INT4                 not null,
    SOLO_VISUALIZAR      BOOL                 null,
-   constraint PK_ROL_APLICACION primary key (ID_APLICACION, ID_ROL)
+   ID_ROL_APP           SERIAL4              not null,
+	CONSTRAINT rol_aplicacion_pk PRIMARY KEY (ID_ROL_APP)
 );
 
+CREATE UNIQUE INDEX rol_aplicacion_id_aplicacion_idx ON ROL_APLICACION USING btree (ID_APLICACION, ID_ROL);
+
 /*==============================================================*/
 /* Table: TIPO_DISPOSITIVO                                      */
 /*==============================================================*/
diff --git a/project/api/models.py b/project/api/models.py
index c3ec96b..c2891fe 100755
--- a/project/api/models.py
+++ b/project/api/models.py
@@ -263,7 +263,8 @@ class Rol(models.Model):
 
 
 class RolAplicacion(models.Model):
-    id_aplicacion = models.OneToOneField(Aplicacion, models.DO_NOTHING, db_column='id_aplicacion', primary_key=True)  # The composite primary key (id_aplicacion, id_rol) found, that is not supported. The first column is selected.
+    id_rol_app = models.AutoField(primary_key=True)
+    id_aplicacion = models.ForeignKey(Aplicacion, models.DO_NOTHING, db_column='id_aplicacion')  # The composite primary key (id_aplicacion, id_rol) found, that is not supported. The first column is selected.
     id_rol = models.ForeignKey(Rol, models.DO_NOTHING, db_column='id_rol')
     solo_visualizar = models.BooleanField(blank=True, null=True)
 
diff --git a/project/api/serializers.py b/project/api/serializers.py
index 284958d..4c9562b 100755
--- a/project/api/serializers.py
+++ b/project/api/serializers.py
@@ -87,4 +87,14 @@ class UsuarioSerializer(serializers.ModelSerializer):
 
 class AuthSerializer(serializers.Serializer):
     username = serializers.CharField(required=True)
-    password = serializers.CharField(required=True, style={'input_type':'password'})
\ No newline at end of file
+    password = serializers.CharField(required=True, style={'input_type':'password'})
+
+class RolSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.Rol
+        fields = '__all__'
+
+class RolAplicacionSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.RolAplicacion
+        fields = '__all__'     
\ No newline at end of file
diff --git a/project/api/urls.py b/project/api/urls.py
index bbcdd9b..7eeb5ba 100755
--- a/project/api/urls.py
+++ b/project/api/urls.py
@@ -1,7 +1,7 @@
 from django.urls import path, include
 from rest_framework import routers
 # from api import views
-from api.views import usuario, auth, aplicacion, tipo, persona, comuna, region, paradero
+from api.views import usuario, auth, aplicacion, tipo, persona, comuna, region, paradero, rol, rolaplicacion
 from api.views import mapa, linea, operador
 
 router = routers.DefaultRouter()
@@ -18,6 +18,8 @@ router.register('regiones', region.RegionViewSet)
 router.register('paraderos', paradero.ParaderoViewSet)
 router.register('lineas', linea.LineaViewSet)
 router.register('operadores', operador.OperadorViewSet)
+router.register('roles', rol.RolViewSet)
+router.register('rolyaplicacion', rolaplicacion.RolAplicacionViewSet, basename='rol_aplicacion')
 
 urlpatterns = [
     path('', include(router.urls)),
diff --git a/project/api/views/rol.py b/project/api/views/rol.py
new file mode 100644
index 0000000..4a7bf52
--- /dev/null
+++ b/project/api/views/rol.py
@@ -0,0 +1,6 @@
+from rest_framework import viewsets
+from .. import models, serializers
+
+class RolViewSet(viewsets.ModelViewSet):
+    queryset = models.Rol.objects.all()
+    serializer_class = serializers.RolSerializer
\ No newline at end of file
diff --git a/project/api/views/rolaplicacion.py b/project/api/views/rolaplicacion.py
new file mode 100644
index 0000000..be4225e
--- /dev/null
+++ b/project/api/views/rolaplicacion.py
@@ -0,0 +1,16 @@
+from rest_framework import viewsets
+from .. import models, serializers
+import logging
+
+class RolAplicacionViewSet(viewsets.ModelViewSet):
+    serializer_class = serializers.RolAplicacionSerializer
+
+
+    
+    def get_queryset(self):
+        id_rol = self.request.query_params.get('id_rol')  # Obtener el valor del parámetro id_rol desde la solicitud
+        
+        if id_rol is not None:
+            return models.RolAplicacion.objects.filter(id_rol=id_rol)
+        
+        return models.RolAplicacion.objects.all()
\ No newline at end of file