diff --git a/spec/filters/date_performance.rb b/spec/filters/date_performance.rb
index 3f298552e..1bac0cc70 100644
--- a/spec/filters/date_performance.rb
+++ b/spec/filters/date_performance.rb
@@ -6,8 +6,10 @@ describe LogStash::Filters::Date do
 
   describe "performance test of java syntax parsing" do
 
-    event_count = 50000
-    max_duration = 10
+    event_count = 100000
+    min_rate = 10000
+
+    max_duration = event_count / min_rate
     input = "Nov 24 01:29:01 -0800"
     config <<-CONFIG
       input {
@@ -22,9 +24,11 @@ describe LogStash::Filters::Date do
           mydate => "MMM dd HH:mm:ss Z"
         }
       }
+      output { null { } }
     CONFIG
 
     agent do
+      puts "date parse rate: #{event_count / @duration}"
       insist { @duration } < max_duration
     end
   end