diff --git a/utils/nulltime.go b/utils/nulltime.go
new file mode 100644
index 000000000..e5ec931fc
--- /dev/null
+++ b/utils/nulltime.go
@@ -0,0 +1,34 @@
+package utils
+
+import (
+	"database/sql/driver"
+	"fmt"
+	"time"
+)
+
+type NullTime struct {
+	Time  time.Time
+	Valid bool // Valid is true if Time is not NULL
+}
+
+// Scan implements the Scanner interface.
+func (nt *NullTime) Scan(value interface{}) error {
+	nt.Time, nt.Valid = value.(time.Time)
+	return nil
+}
+
+// Value implements the driver Valuer interface.
+func (nt NullTime) Value() (driver.Value, error) {
+	if !nt.Valid {
+		return nil, nil
+	}
+	return nt.Time, nil
+}
+
+func (nt NullTime) MarshalJSON() ([]byte, error) {
+	if !nt.Valid {
+		return []byte("null"), nil
+	}
+	val := fmt.Sprintf("\"%s\"", nt.Time.Format(time.RFC3339))
+	return []byte(val), nil
+}