diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index <HASH>..<HASH> 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -12,7 +12,7 @@ SimpleCov.formatters = [SimpleCov::Formatter::HTMLFormatter, Coveralls::SimpleCo
 SimpleCov.start do
   add_filter '/spec/'
   add_filter '/vendor/bundle/'
-  minimum_coverage(91.21)
+  minimum_coverage(CI_ORM == :mongoid ? 91.08 : 91.21)
 end
 
 require File.expand_path('../dummy_app/config/environment', __FILE__)
Lower coverage threshold for Mongoid builds