diff --git a/devops-service/db/validators/base.rb b/devops-service/db/validators/base.rb
index 0cb68f9..677e9f2 100644
--- a/devops-service/db/validators/base.rb
+++ b/devops-service/db/validators/base.rb
@@ -9,7 +9,7 @@ module Validators
     def validate!
       raise InvalidRecord.new(message) unless valid?
     rescue StandardError => e
-      puts [e.message, e.backtrace].join("\n")
+      DevopsLogger.logger.error [e.message, e.backtrace].join("\n")
       raise InvalidRecord.new("An error raised during validation with #{self.class}: #{e.class}: #{e.message}")
     end
 
diff --git a/devops-service/spec/models/deploy_env/deploy_env_ec2_spec.rb b/devops-service/spec/models/deploy_env/deploy_env_ec2_spec.rb
index 8bbf1d0..1886a1c 100644
--- a/devops-service/spec/models/deploy_env/deploy_env_ec2_spec.rb
+++ b/devops-service/spec/models/deploy_env/deploy_env_ec2_spec.rb
@@ -5,7 +5,7 @@ require_relative 'shared_cloud_deploy_env_specs'
 RSpec.describe Devops::Model::DeployEnvEc2, type: :model do
   let(:env) { build(:deploy_env_ec2) }
 
-  describe 'it inherits from cloud deploy_env', stubbed_env_validators: true do
+  describe 'it inherits from cloud deploy_env', stubbed_env_validators: true, stubbed_logger: true do
     it_behaves_like 'deploy env'
     it_behaves_like 'cloud deploy env'
   end
diff --git a/devops-service/spec/models/deploy_env/deploy_env_openstack_spec.rb b/devops-service/spec/models/deploy_env/deploy_env_openstack_spec.rb
index e1a54de..96fdfd7 100644
--- a/devops-service/spec/models/deploy_env/deploy_env_openstack_spec.rb
+++ b/devops-service/spec/models/deploy_env/deploy_env_openstack_spec.rb
@@ -5,7 +5,7 @@ require_relative 'shared_cloud_deploy_env_specs'
 RSpec.describe Devops::Model::DeployEnvOpenstack, type: :model do
   let(:env) { build(:deploy_env_openstack) }
 
-  describe 'it inherits from cloud deploy_env', stubbed_env_validators: true do
+  describe 'it inherits from cloud deploy_env', stubbed_env_validators: true, stubbed_logger: true do
     it_behaves_like 'deploy env'
     it_behaves_like 'cloud deploy env'
   end
diff --git a/devops-service/spec/models/image_spec.rb b/devops-service/spec/models/image_spec.rb
index a90912d..39e630d 100644
--- a/devops-service/spec/models/image_spec.rb
+++ b/devops-service/spec/models/image_spec.rb
@@ -15,7 +15,7 @@ RSpec.describe Devops::Model::Image, type: :model do
     expect(image).to be_valid
   end
 
-  describe 'validation' do
+  describe 'validation', stubbed_logger: true do
     include_examples 'field type validation', :id, :not_nil, :non_empty_string, :field_validator
     include_examples 'field type validation', :remote_user, :not_nil, :non_empty_string, :field_validator
     include_examples 'field type validation', :name, :not_nil, :non_empty_string, :field_validator
diff --git a/devops-service/spec/models/key_spec.rb b/devops-service/spec/models/key_spec.rb
index 8a2108c..bed5d79 100644
--- a/devops-service/spec/models/key_spec.rb
+++ b/devops-service/spec/models/key_spec.rb
@@ -7,7 +7,7 @@ RSpec.describe Devops::Model::Key, type: :model do
     expect(key).to be_valid
   end
 
-  describe 'validations' do
+  describe 'validations', stubbed_logger: true do
     it 'key file should exist in file system' do
       expect(build(:key, path: './not_exist')).not_to be_valid
     end
diff --git a/devops-service/spec/models/project_spec.rb b/devops-service/spec/models/project_spec.rb
index dd892b1..6457ebb 100644
--- a/devops-service/spec/models/project_spec.rb
+++ b/devops-service/spec/models/project_spec.rb
@@ -3,7 +3,7 @@ require 'db/mongo/models/project'
 RSpec.describe Devops::Model::Project, type: :model do
   let(:project) { build(:project) }
 
-  describe 'validation rules:', stubbed_env_validators: true do
+  describe 'validation rules:', stubbed_env_validators: true, stubbed_logger: true do
     include_examples 'field type validation', :id, :not_nil, :non_empty_string
     include_examples 'field type validation', :deploy_envs, :not_nil, :non_empty_array
     include_examples 'field type validation', :description, :maybe_nil, :maybe_empty_string
diff --git a/devops-service/spec/models/provider_account/openstack_provider_account_spec.rb b/devops-service/spec/models/provider_account/openstack_provider_account_spec.rb
index e601778..537d36d 100644
--- a/devops-service/spec/models/provider_account/openstack_provider_account_spec.rb
+++ b/devops-service/spec/models/provider_account/openstack_provider_account_spec.rb
@@ -4,7 +4,7 @@ require 'spec_helper'
 RSpec.describe Devops::Model::OpenstackProviderAccount, type: :model do
   let(:provider_account) { build(:openstack_provider_account) }
 
-  it "should not validate access_key_id" do
+  it "should not validate access_key_id", stubbed_logger: true do
     fields = described_class.field_validators.values.flatten.flatten.map{|t| t[:field]}
     expect(fields).not_to include(:access_key_id, :secret_access_key)
   end
diff --git a/devops-service/spec/models/server_spec.rb b/devops-service/spec/models/server_spec.rb
index d49f328..c744618 100644
--- a/devops-service/spec/models/server_spec.rb
+++ b/devops-service/spec/models/server_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe Devops::Model::Server, type: :model do
     expect(server).to be_valid
   end
 
-  describe 'validation rules:' do
+  describe 'validation rules:', stubbed_logger: true do
     include_examples 'field type validation', :id, :not_nil, :non_empty_string
     include_examples 'field type validation', :provider, :not_nil, :non_empty_string
     include_examples 'field type validation', :remote_user, :not_nil, :non_empty_string
diff --git a/devops-service/spec/models/stack/stack_ec2_spec.rb b/devops-service/spec/models/stack/stack_ec2_spec.rb
index 17fa499..1e02927 100644
--- a/devops-service/spec/models/stack/stack_ec2_spec.rb
+++ b/devops-service/spec/models/stack/stack_ec2_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe Devops::Model::StackEc2, type: :model do
     expect(build(:stack_ec2)).to be_valid
   end
 
-  describe 'validation rules:' do
+  describe 'validation rules:', stubbed_logger: true do
     include_examples 'field type validation', :id, :not_nil, :non_empty_string, :field_validator
     include_examples 'field type validation', :project, :not_nil, :non_empty_string, :field_validator
     include_examples 'field type validation', :deploy_env, :not_nil, :non_empty_string, :field_validator