diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..9f61a3e
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,9 @@
+language: go
+
+go:
+  - 1.16.x
+before_install:
+  - sudo apt-get install redis-server; redis-server &
+  - go install github.com/mattn/goveralls@latest
+script:
+  - $GOPATH/bin/goveralls -service=travis-ci
diff --git a/README.md b/README.md
index 3d6d997..dd38d3d 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,11 @@
 # DelayQueue
 
+![license](https://img.shields.io/github/license/HDT3213/delayqueue)
+[![Build Status](https://travis-ci.com/HDT3213/delayqueue.svg?branch=master)](https://app.travis-ci.com/github/HDT3213/delayqueue)
+[![Coverage Status](https://coveralls.io/repos/github/HDT3213/delayqueue/badge.svg?branch=master)](https://coveralls.io/github/HDT3213/delayqueue?branch=master)
+[![Go Report Card](https://goreportcard.com/badge/github.com/HDT3213/delayqueue)](https://goreportcard.com/report/github.com/HDT3213/delayqueue)
+[![Go Reference](https://pkg.go.dev/badge/github.com/hdt3213/delayqueue.svg)](https://pkg.go.dev/github.com/hdt3213/delayqueue)
+
 DelayQueue is a message queue supporting delayed/scheduled delivery based on redis.
 
 DelayQueue guarantees to deliver at least once.
@@ -76,3 +82,12 @@ WithFetchLimit(limit uint)
 ```
 
 WithFetchLimit limits the max number of messages at one time
+
+
+```
+WithDefaultRetryCount(count uint)
+```
+
+WithDefaultRetryCount customizes the max number of retry, it effects of messages in this queue
+
+use WithRetryCount during DelayQueue.SendScheduleMsg or DelayQueue.SendDelayMsg to specific retry count of particular message
\ No newline at end of file
diff --git a/delayqueue.go b/delayqueue.go
index c9cd161..2d56893 100644
--- a/delayqueue.go
+++ b/delayqueue.go
@@ -29,7 +29,7 @@ type DelayQueue struct {
 
 	maxConsumeDuration time.Duration
 	msgTTL             time.Duration
-	defaultRetryCount  int
+	defaultRetryCount  uint
 	fetchInterval      time.Duration
 	fetchLimit         uint
 }
@@ -92,6 +92,13 @@ func (q *DelayQueue) WithFetchLimit(limit uint) *DelayQueue {
 	return q
 }
 
+// WithDefaultRetryCount customizes the max number of retry, it effects of messages in this queue
+// use WithRetryCount during DelayQueue.SendScheduleMsg or DelayQueue.SendDelayMsg to specific retry count of particular message
+func (q *DelayQueue) WithDefaultRetryCount(count uint) *DelayQueue {
+	q.defaultRetryCount = count
+	return q
+}
+
 func (q *DelayQueue) genMsgKey(idStr string) string {
 	return "dp:" + q.name + ":msg:" + idStr
 }
@@ -127,7 +134,7 @@ func (q *DelayQueue) SendScheduleMsg(payload string, t time.Time, opts ...interf
 	for _, opt := range opts {
 		switch o := opt.(type) {
 		case retryCountOpt:
-			retryCount = int(o)
+			retryCount = uint(o)
 		}
 	}
 	// generate id
diff --git a/delayqueue_test.go b/delayqueue_test.go
index 715cc77..dcf66b1 100644
--- a/delayqueue_test.go
+++ b/delayqueue_test.go
@@ -71,7 +71,7 @@ func TestDelayQueue_StopConsume(t *testing.T) {
 			queue.StopConsume()
 		}
 		return true
-	})
+	}).WithDefaultRetryCount(1)
 	for i := 0; i < size; i++ {
 		err := queue.SendDelayMsg(strconv.Itoa(i), 0)
 		if err != nil {
@@ -102,7 +102,3 @@ func TestIDOverflow(t *testing.T) {
 		}
 	}
 }
-
-func TestDelayQUeu(t *testing.T) {
-
-}