diff --git a/lib/NGCP/Schema/Result/provisioning_voip_subscribers.pm b/lib/NGCP/Schema/Result/provisioning_voip_subscribers.pm
index 64384a15..0501c516 100644
--- a/lib/NGCP/Schema/Result/provisioning_voip_subscribers.pm
+++ b/lib/NGCP/Schema/Result/provisioning_voip_subscribers.pm
@@ -368,31 +368,6 @@ __PACKAGE__->might_have(
   { cascade_copy => 0, cascade_delete => 0 },
 );
 
-__PACKAGE__->has_many(
-  "sipwise_mam_user",
-  'NGCP::Schema::Result::sipwise_mam',
-  sub {
-    my $args = shift;
-    return {
-        "$args->{foreign_alias}.username" => { '=' => \"concat($args->{self_alias}.username,\"@\",domain.domain)" } ,
-    };
-  },
-  { join_type => 'inner' },
-  { cascade_copy => 0, cascade_delete => 0 },
-);
-
-__PACKAGE__->has_many(
-  "sipwise_mam_with",
-  'NGCP::Schema::Result::sipwise_mam',
-  sub {
-    my $args = shift;
-    return {
-        "$args->{foreign_alias}.with" => { '=' => \"concat($args->{self_alias}.username,\"@\",domain.domain)" } ,
-    };
-  },
-  { join_type => 'inner' },
-  { cascade_copy => 0, cascade_delete => 0 },
-);
 
 __PACKAGE__->has_many(
   "location_mappings",
diff --git a/lib/NGCP/Schema/Result/sipwise_mam.pm b/lib/NGCP/Schema/Result/sipwise_mam.pm
deleted file mode 100644
index 4e8c107a..00000000
--- a/lib/NGCP/Schema/Result/sipwise_mam.pm
+++ /dev/null
@@ -1,66 +0,0 @@
-package NGCP::Schema::Result::sipwise_mam;
-
-use strict;
-use warnings;
-
-use Scalar::Util qw(blessed);
-use parent 'DBIx::Class::Core';
-
-our $VERSION = '2.007';
-
-__PACKAGE__->load_components(
-    "InflateColumn::DateTime",
-    "Helper::Row::ToJSON",
-    "+NGCP::Schema::InflateColumn::DateTime::EpochMilli",
-);
-
-__PACKAGE__->table("prosody.sipwise_mam");
-
-__PACKAGE__->add_columns(
-  "id",
-  {
-    data_type => "integer",
-    extra => { unsigned => 1 },
-    is_auto_increment => 1,
-    is_nullable => 0,
-  },
-  "username",
-  {
-    data_type => "varchar",
-    is_nullable => 0,
-    size => 255
-  },
-  "key",
-  {
-    data_type => "binary",
-    is_nullable => 0,
-    size => 16
-  },
-  "stanza",
-  {
-    data_type => "text",
-    is_nullable => 1
-  },
-  "epoch",
-  {
-    data_type => "integer",
-    is_nullable => 0,
-  },
-  "with",
-  {
-    data_type => "varchar",
-    is_nullable => 1,
-    size => 255
-  },
-);
-
-__PACKAGE__->set_primary_key("id");
-
-sub TO_JSON {
-    my ($self) = @_;
-    return {
-        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
-    };
-}
-
-1;