diff --git a/template/helpers.go b/template/helpers.go
index 134c28a..3c7a371 100644
--- a/template/helpers.go
+++ b/template/helpers.go
@@ -55,22 +55,22 @@ func init() {
 	raymond.RegisterHelpers(funcs)
 }
 
-func toDuration(started, finished float64) string {
+func toDuration(started, finished int64) string {
 	return fmt.Sprint(time.Duration(finished-started) * time.Second)
 }
 
-func toDatetime(timestamp float64, layout, zone string) string {
+func toDatetime(timestamp int64, layout, zone string) string {
 	if len(zone) == 0 {
-		return time.Unix(int64(timestamp), 0).Format(layout)
+		return time.Unix(timestamp, 0).Format(layout)
 	}
 
 	loc, err := time.LoadLocation(zone)
 
 	if err != nil {
-		return time.Unix(int64(timestamp), 0).Local().Format(layout)
+		return time.Unix(timestamp, 0).Local().Format(layout)
 	}
 
-	return time.Unix(int64(timestamp), 0).In(loc).Format(layout)
+	return time.Unix(timestamp, 0).In(loc).Format(layout)
 }
 
 func isSuccess(conditional bool, options *raymond.Options) string {
diff --git a/template/helpers_test.go b/template/helpers_test.go
index 943399e..96d6e6e 100644
--- a/template/helpers_test.go
+++ b/template/helpers_test.go
@@ -20,7 +20,7 @@ import (
 )
 
 func TestToDuration(t *testing.T) {
-	from := float64(time.Date(2017, time.November, 15, 23, 0, 0, 0, time.UTC).Unix())
+	from := time.Date(2017, time.November, 15, 23, 0, 0, 0, time.UTC).Unix()
 
 	vals := map[int64]string{
 		time.Date(2018, time.November, 15, 23, 0, 0, 0, time.UTC).Unix():   "8760h0m0s",
@@ -31,8 +31,8 @@ func TestToDuration(t *testing.T) {
 	}
 
 	for input, want := range vals {
-		if got := toDuration(from, float64(input)); got != want {
-			t.Errorf("Want transform %f-%f to %s, got %s", from, float64(input), want, got)
+		if got := toDuration(from, input); got != want {
+			t.Errorf("Want transform %d-%d to %s, got %s", from, input, want, got)
 		}
 	}
 }