diff --git a/go.mod b/go.mod
index bbccff1..71ba6e8 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	b612.me/stardb v1.1.4
-	b612.me/startimer v0.0.0-20230529074834-557abef590fe
+	b612.me/startimer v0.0.0-20230529085949-3ec2007a7d4f
 	github.com/glebarez/go-sqlite v1.21.1
 )
 
diff --git a/go.sum b/go.sum
index 2d4a51e..73379e0 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 b612.me/stardb v1.1.4 h1:Ic+CwGZpDKtgHTkDJ5/1kxgEEGM9Hj5xu9i0n6CbXfs=
 b612.me/stardb v1.1.4/go.mod h1:qtGEu+joEQxFESl3tse5xqiD767f6sAmHD284+Xoy48=
-b612.me/startimer v0.0.0-20230529074834-557abef590fe h1:Hy9hkSPiWjWvui6kiAvIShP1ZaPNT9fVJCHq5e4tZPk=
-b612.me/startimer v0.0.0-20230529074834-557abef590fe/go.mod h1:7YlIWMVBIxLObVI0Ls+CMCCVZJ+4DdTaqF2TshthZjk=
+b612.me/startimer v0.0.0-20230529085949-3ec2007a7d4f h1:J+NFN1iuLNSZAjhZ39VPRX0gdbcHUltZbQc7wkJZs2o=
+b612.me/startimer v0.0.0-20230529085949-3ec2007a7d4f/go.mod h1:7YlIWMVBIxLObVI0Ls+CMCCVZJ+4DdTaqF2TshthZjk=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/glebarez/go-sqlite v1.21.1 h1:7MZyUPh2XTrHS7xNEHQbrhfMZuPSzhkm2A1qgg0y5NY=
diff --git a/when/parse.go b/when/parse.go
index 1a57ba1..15695e8 100644
--- a/when/parse.go
+++ b/when/parse.go
@@ -172,7 +172,7 @@ func matchPeriodPattern01(base time.Time, str string) (startimer.StarTimer, erro
 					now = now.Add(time.Duration(sr.Value) * time.Second)
 				}
 			}
-			return startimer.NewTimer(time.Now(), startimer.WithStaticDate(now), startimer.WithRunCountLimit(count)), nil
+			return startimer.NewTimer(time.Now(), startimer.WithStaticDate(now), startimer.WithRunCountLimit(count))
 		}
 		if duration.Seconds() > 0 {
 			rpt.Repeat = append(rpt.Repeat, startimer.Repeat{Unit: startimer.STAR_SECOND, Value: uint32(duration.Seconds())})
@@ -180,7 +180,7 @@ func matchPeriodPattern01(base time.Time, str string) (startimer.StarTimer, erro
 		if rpt.Every == setAsDate {
 			rpt.Every = false
 		}
-		return startimer.NewTimer(base, startimer.WithRepeats(&rpt), startimer.WithRunCountLimit(count)), nil
+		return startimer.NewTimer(base, startimer.WithRepeats(&rpt), startimer.WithRunCountLimit(count))
 	}
 	return startimer.StarTimer{}, errors.New("no Match")
 }
@@ -268,7 +268,7 @@ func matchPeroidPattern02(base time.Time, str string) (startimer.StarTimer, erro
 		if pts[1] != "" {
 			count = 0
 		}
-		return startimer.NewTimer(base, startimer.WithRepeats(&rpt), startimer.WithRunCountLimit(count)), nil
+		return startimer.NewTimer(base, startimer.WithRepeats(&rpt), startimer.WithRunCountLimit(count))
 	}
 	return startimer.StarTimer{}, errors.New("no Match")
 }