diff --git a/pkg/types/comment_type.go b/pkg/types/comment_type.go
index 5e88e47c..8aed4759 100644
--- a/pkg/types/comment_type.go
+++ b/pkg/types/comment_type.go
@@ -13,15 +13,15 @@ import (
 type CommentType uint8
 
 // UnmarshalJSON implements the json.Unmarshaler interface.
-func (ct *CommentType) UnmarshalJSON(bytes []byte) error {
+func (ct *CommentType) UnmarshalJSON(data []byte) error {
 	var i uint8
-	if err := internal.UnmarshalJSON(bytes, &i); err != nil {
+	if err := internal.UnmarshalJSON(data, &i); err != nil {
 		return err
 	}
 
 	c := CommentType(i)
 	if _, ok := commentTypes[c]; !ok {
-		return badCommentType(bytes)
+		return badCommentType(data)
 	}
 
 	*ct = c
diff --git a/pkg/types/notification_states.go b/pkg/types/notification_states.go
index f6e91119..ff5760a3 100644
--- a/pkg/types/notification_states.go
+++ b/pkg/types/notification_states.go
@@ -12,9 +12,9 @@ import (
 type NotificationStates uint8
 
 // UnmarshalJSON implements the json.Unmarshaler interface.
-func (nst *NotificationStates) UnmarshalJSON(bytes []byte) error {
+func (nst *NotificationStates) UnmarshalJSON(data []byte) error {
 	var states []string
-	if err := internal.UnmarshalJSON(bytes, &states); err != nil {
+	if err := internal.UnmarshalJSON(data, &states); err != nil {
 		return err
 	}
 
diff --git a/pkg/types/notification_types.go b/pkg/types/notification_types.go
index 2406dae4..832a515c 100644
--- a/pkg/types/notification_types.go
+++ b/pkg/types/notification_types.go
@@ -12,9 +12,9 @@ import (
 type NotificationTypes uint16
 
 // UnmarshalJSON implements the json.Unmarshaler interface.
-func (nt *NotificationTypes) UnmarshalJSON(bytes []byte) error {
+func (nt *NotificationTypes) UnmarshalJSON(data []byte) error {
 	var types []string
-	if err := internal.UnmarshalJSON(bytes, &types); err != nil {
+	if err := internal.UnmarshalJSON(data, &types); err != nil {
 		return err
 	}