diff --git a/output_http.go b/output_http.go
index e338053..b6eb9b5 100644
--- a/output_http.go
+++ b/output_http.go
@@ -11,6 +11,7 @@ import (
 	"strconv"
 	"strings"
 	"time"
+	"runtime"
 )
 
 type RedirectNotAllowed struct{}
@@ -76,7 +77,7 @@ func NewHTTPOutput(options string, headers HTTPHeaders, methods HTTPMethods, ela
 		o.limit, _ = strconv.Atoi(optionsArr[1])
 	}
 
-	for i := 0; i < 100; i++ {
+	for i := 0; i < runtime.NumCPU(); i++ {
 		go o.worker(i)
 	}