diff --git a/.github/workflow/release.yaml b/.github/workflow/release.yaml
new file mode 100644
index 0000000..b80e4b3
--- /dev/null
+++ b/.github/workflow/release.yaml
@@ -0,0 +1,37 @@
+name: Release
+on:
+  pull_request:
+    branches: [ master ]
+    paths:
+      - '.github/workflow/release.yaml'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    env:
+      VERSION: v0.0.2
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '1.21'
+
+      - name: Build
+        run: go build -v ./...
+
+      - name: Get version
+        id: get_version
+        run: echo ::set-output name=VERSION::${{ env.VERSION }}
+
+      - name: Create Release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ steps.get_version.outputs.VERSION }}
+          release_name: Release ${{ steps.get_version.outputs.VERSION }}
+          draft: false
+          prerelease: false
\ No newline at end of file
diff --git a/cron.go b/cron.go
index 141e53a..e5986d9 100644
--- a/cron.go
+++ b/cron.go
@@ -3,7 +3,6 @@
 package cron
 
 import (
-	"github.com/sirupsen/logrus"
 	"sort"
 	"time"
 )
@@ -110,7 +109,7 @@ func (c *Cron) IsTight() bool {
 	return c.tight
 }
 
-// A wrapper that turns a func() into a cron.Job
+// FuncJob A wrapper that turns a func() into a cron.Job
 type FuncJob func()
 
 func (f FuncJob) Run() { f() }
@@ -232,10 +231,7 @@ func (c *Cron) run() {
 				e := runEarlyEntry.CurrentEntry
 				e.Prev = runEarlyEntry.EndTime
 				e.Next = e.Schedule.Next(runEarlyEntry.EndTime)
-				logrus.WithField("name", runEarlyEntry.CurrentEntry.Name).WithField("prev", runEarlyEntry.CurrentEntry.Prev).WithField("next", runEarlyEntry.CurrentEntry.Next).Infof("Start Run early entry")
 				go c.execute(e)
-				logrus.WithField("name", runEarlyEntry.CurrentEntry.Name).WithField("prev", runEarlyEntry.CurrentEntry.Prev).WithField("next", runEarlyEntry.CurrentEntry.Next).Infof("End Run early entry")
-
 			}
 			continue
 		case now = <-time.After(effective.Sub(now)):
@@ -246,9 +242,7 @@ func (c *Cron) run() {
 				}
 				e.Prev = e.Next
 				e.Next = e.Schedule.Next(effective)
-				logrus.WithField("name", e.Name).WithField("prev", e.Prev).WithField("next", e.Next).Infof("Start Run entry")
 				go c.execute(e)
-				logrus.WithField("name", e.Name).WithField("prev", e.Prev).WithField("next", e.Next).Infof("End Run entry")
 			}
 			continue
 
@@ -275,7 +269,7 @@ func (c *Cron) run() {
 		case <-c.stop:
 			return
 		default:
-			// avoid bloc
+			// avoid block
 		}
 
 		// 'now' should be updated after newEntry and snapshot cases.
diff --git a/cron_test.go b/cron_test.go
index cdf964b..871792d 100644
--- a/cron_test.go
+++ b/cron_test.go
@@ -89,10 +89,7 @@ func TestSnapshotEntries(t *testing.T) {
 	defer cron.Stop()
 
 	// Cron should fire in 2 seconds. After 1 second, call Entries.
-	select {
-	case <-time.After(ONE_SECOND):
-		cron.Entries()
-	}
+	time.Sleep(ONE_SECOND)
 
 	// Even though Entries was called, the cron should fire at the 2 second mark.
 	select {
@@ -187,7 +184,7 @@ func TestRunEverMsWithOneMs(t *testing.T) {
 			occupied.Store(false)
 		}()
 		time.Sleep(100 * time.Millisecond)
-		t.Logf("exec %v", time.Now().Sub(start))
+		t.Logf("exec %v", time.Since(start))
 		wg.Done()
 	}), "test20")
 	cron.Start()
@@ -197,9 +194,9 @@ func TestRunEverMsWithOneMs(t *testing.T) {
 	case <-time.After(2 * ONE_SECOND):
 		t.FailNow()
 	case <-wait(wg):
-		t.Log(time.Now().Sub(s))
-		if time.Now().Sub(s) < 1500*time.Millisecond {
-			t.Errorf("time %v", time.Now().Sub(s))
+		t.Log(time.Since(s))
+		if time.Since(s) < 1500*time.Millisecond {
+			t.Errorf("time %v", time.Since(s))
 		}
 	}
 }
@@ -229,7 +226,7 @@ func TestRunEveryMs(t *testing.T) {
 			occupied.Store(false)
 		}()
 		time.Sleep(600 * time.Millisecond)
-		t.Logf("exec %v", time.Now().Sub(start))
+		t.Logf("exec %v", time.Since(start))
 		wg.Done()
 	}), "test19")
 	cron.Start()
@@ -239,9 +236,9 @@ func TestRunEveryMs(t *testing.T) {
 	case <-time.After(3 * ONE_SECOND):
 		t.FailNow()
 	case <-wait(wg):
-		t.Log(time.Now().Sub(s))
-		if time.Now().Sub(s) < 1800*time.Millisecond {
-			t.Errorf("time %v", time.Now().Sub(s))
+		t.Log(time.Since(s))
+		if time.Since(s) < 1800*time.Millisecond {
+			t.Errorf("time %v", time.Since(s))
 		}
 	}
 }
@@ -273,7 +270,7 @@ func TestRunTight(t *testing.T) {
 			occupied.Store(false)
 		}()
 		time.Sleep(1100 * time.Millisecond)
-		t.Logf("exec %v", time.Now().Sub(start))
+		t.Logf("exec %v", time.Since(start))
 		wg.Done()
 	}), "test18")
 	cron.Start()
@@ -282,9 +279,9 @@ func TestRunTight(t *testing.T) {
 	case <-time.After(6 * ONE_SECOND):
 		t.FailNow()
 	case <-wait(wg):
-		t.Log(time.Now().Sub(s))
-		if time.Now().Sub(s) < 4400*time.Millisecond {
-			t.Errorf("time %v", time.Now().Sub(s))
+		t.Log(time.Since(s))
+		if time.Since(s) < 4400*time.Millisecond {
+			t.Errorf("time %v", time.Since(s))
 		}
 	}
 }
@@ -318,7 +315,7 @@ func TestRunNoTight(t *testing.T) {
 			occupied.Store(false)
 		}()
 		time.Sleep(1100 * time.Millisecond)
-		t.Logf("exec %v", time.Now().Sub(start))
+		t.Logf("exec %v", time.Since(start))
 		wg.Done()
 	}), "test18")
 	cron.Start()
@@ -327,8 +324,8 @@ func TestRunNoTight(t *testing.T) {
 	case <-time.After(9 * ONE_SECOND):
 		t.FailNow()
 	case <-wait(wg):
-		if time.Now().Sub(s) < 7*time.Second {
-			t.Errorf("time %v", time.Now().Sub(s))
+		if time.Since(s) < 7*time.Second {
+			t.Errorf("time %v", time.Since(s))
 		}
 		if skipTimes != 4 {
 			t.Errorf("skipTimes %v", skipTimes)
diff --git a/go.mod b/go.mod
index ebca1e6..4a9bce7 100644
--- a/go.mod
+++ b/go.mod
@@ -1,7 +1,3 @@
 module github.com/databendcloud/cron
 
 go 1.21.1
-
-require github.com/sirupsen/logrus v1.9.3
-
-require golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 // indirect
diff --git a/go.sum b/go.sum
index 21f9bfb..e69de29 100644
--- a/go.sum
+++ b/go.sum
@@ -1,15 +0,0 @@
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
-github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 h1:0A+M6Uqn+Eje4kHMK80dtF3JCXC4ykBgQG4Fe06QRhQ=
-golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/spec.go b/spec.go
index 3bc7e8f..ea0aaf4 100644
--- a/spec.go
+++ b/spec.go
@@ -65,7 +65,7 @@ func (s *SpecSchedule) Next(t time.Time) time.Time {
 	// values)
 
 	// Start at the earliest possible time (the upcoming second).
-	var localTz *time.Location = t.Location()
+	var localTz = t.Location()
 	// use the schedule's timezone if it's set
 	// return to the local timezone when done
 	if s.TimeZone != nil {