diff --git a/spec/classes/rabbitmq_spec.rb b/spec/classes/rabbitmq_spec.rb
index 77fbd6e0d..f8aca8164 100644
--- a/spec/classes/rabbitmq_spec.rb
+++ b/spec/classes/rabbitmq_spec.rb
@@ -415,7 +415,7 @@
         it 'should raise an error' do
           expect {
             should contain_file('rabbitmq.config')
-          }.to raise_error(Puppet::Error, /validate_bool/)
+          }.to raise_error(Puppet::Error, /is not a boolean/)
         end
       end