diff --git a/interoperability/ocss/time.go b/interoperability/ocss/time.go
index fef4548..5f303fd 100644
--- a/interoperability/ocss/time.go
+++ b/interoperability/ocss/time.go
@@ -12,14 +12,14 @@ import (
 
 type OCSSTime time.Time
 
-func (t OCSSTime) MarshalJSON() ([]byte, error) {
-	//do your serializing here
-	stamp := fmt.Sprintf("%v", time.Time(t).Unix())
+func (t *OCSSTime) MarshalJSON() ([]byte, error) {
+	// do your serializing here
+	stamp := fmt.Sprintf("%v", time.Time(*t).Unix())
 	return []byte(stamp), nil
 }
 
-func (v OCSSTime) MarshalBSONValue() (bsontype.Type, []byte, error) {
-	return bson.MarshalValue(time.Time(v))
+func (v *OCSSTime) MarshalBSONValue() (bsontype.Type, []byte, error) {
+	return bson.MarshalValue(time.Time(*v))
 }
 
 func (t *OCSSTime) UnmarshalJSON(b []byte) error {
@@ -39,7 +39,6 @@ func (t *OCSSTime) UnmarshalJSON(b []byte) error {
 }
 
 func (t *OCSSTime) UnmarshalBSONValue(bt bsontype.Type, b []byte) error {
-
 	if bt == bsontype.Null || len(b) == 0 {
 		return nil
 	}