diff --git a/spec/models/conversion_host/configurations_spec.rb b/spec/models/conversion_host/configurations_spec.rb
index 70095fc55cd..99d70ec7987 100644
--- a/spec/models/conversion_host/configurations_spec.rb
+++ b/spec/models/conversion_host/configurations_spec.rb
@@ -10,6 +10,9 @@
 
   context "processing configuration requests" do
     let(:vm) { FactoryGirl.create(:vm) }
+    before(:each) do
+      allow(ConversionHost).to receive(:new).and_return(conversion_host)
+    end
     context ".enable" do
       let(:expected_notify) do
         {
@@ -21,14 +24,14 @@
         }
       end
       it "to succeed and send notification" do
-        allow_any_instance_of(ConversionHost).to receive(:enable_conversion_host_role)
+        allow(conversion_host).to receive(:enable_conversion_host_role)
         expect(Notification).to receive(:create).with(expected_notify)
         expect(described_class.enable(params)).to be_a(described_class)
       end
 
       it "to fail and send notification" do
         expected_notify[:type] = :conversion_host_config_failure
-        allow_any_instance_of(ConversionHost).to receive(:enable_conversion_host_role).and_raise
+        allow(conversion_host).to receive(:enable_conversion_host_role).and_raise
         expect(Notification).to receive(:create).with(expected_notify)
         expect { described_class.enable(params) }.to raise_error(ConversionHost::Configurations::ConfigurationError)
       end
@@ -46,14 +49,14 @@
       end
 
       it "to succeed and send notification" do
-        allow_any_instance_of(ConversionHost).to receive(:disable_conversion_host_role)
+        allow(conversion_host).to receive(:disable_conversion_host_role)
         expect(Notification).to receive(:create).with(expected_notify)
         conversion_host.disable
       end
 
       it "to fail and send notification" do
         expected_notify[:type] = :conversion_host_config_failure
-        allow_any_instance_of(ConversionHost).to receive(:disable_conversion_host_role).and_raise
+        allow(conversion_host).to receive(:disable_conversion_host_role).and_raise
         expect(Notification).to receive(:create).with(expected_notify)
         expect { conversion_host.disable }.to raise_error(ConversionHost::Configurations::ConfigurationError)
       end