diff --git a/lib/health_check.rb b/lib/health_check.rb
index 669a74e..01ed440 100644
--- a/lib/health_check.rb
+++ b/lib/health_check.rb
@@ -95,6 +95,10 @@ class Engine < ::Rails::Engine
   mattr_accessor :success_callbacks
   mattr_accessor :failure_callbacks
 
+  # define if you want the error messages to end with a period
+  mattr_accessor :do_not_add_period
+  self.do_not_add_period = false
+
   def self.add_custom_check(name = 'custom', &block)
     custom_checks[name] ||= [ ]
     custom_checks[name] << block
diff --git a/lib/health_check/utils.rb b/lib/health_check/utils.rb
index 64a8d89..1d14661 100644
--- a/lib/health_check/utils.rb
+++ b/lib/health_check/utils.rb
@@ -90,7 +90,7 @@ def self.process_checks(checks, called_from_middleware = false)
               return "invalid argument to health_test."
             end
         end
-        errors << '. ' unless errors == '' || errors.end_with?('. ')
+        errors << '. ' unless errors == '' || errors.end_with?('. ') || HealthCheck.do_not_add_period
       end
       return errors.strip
     rescue => e