diff --git a/docs/IssueLabelsOption.md b/docs/IssueLabelsOption.md
index fc3cfde..fd8e349 100644
--- a/docs/IssueLabelsOption.md
+++ b/docs/IssueLabelsOption.md
@@ -3,4 +3,4 @@
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
-**labels** | **List<Long>** | list of label IDs |  [optional]
+**labels** | **List<Object>** | Labels can be a list of integers representing label IDs or a list of strings representing label names |  [optional]
diff --git a/src/main/java/org/gitnex/tea4j/v2/models/IssueLabelsOption.java b/src/main/java/org/gitnex/tea4j/v2/models/IssueLabelsOption.java
index a367a62..b00e058 100644
--- a/src/main/java/org/gitnex/tea4j/v2/models/IssueLabelsOption.java
+++ b/src/main/java/org/gitnex/tea4j/v2/models/IssueLabelsOption.java
@@ -25,14 +25,14 @@ public class IssueLabelsOption implements Serializable {
   private static final long serialVersionUID = 1L;
 
   @SerializedName("labels")
-  private List<Long> labels = null;
+  private List<Object> labels = null;
 
-  public IssueLabelsOption labels(List<Long> labels) {
+  public IssueLabelsOption labels(List<Object> labels) {
     this.labels = labels;
     return this;
   }
 
-  public IssueLabelsOption addLabelsItem(Long labelsItem) {
+  public IssueLabelsOption addLabelsItem(Object labelsItem) {
     if (this.labels == null) {
       this.labels = new ArrayList<>();
     }
@@ -41,16 +41,20 @@ public class IssueLabelsOption implements Serializable {
   }
 
   /**
-   * list of label IDs
+   * Labels can be a list of integers representing label IDs or a list of strings representing label
+   * names
    *
    * @return labels
    */
-  @Schema(description = "list of label IDs")
-  public List<Long> getLabels() {
+  @Schema(
+      description =
+          "Labels can be a list of integers representing label IDs or a list of strings"
+              + " representing label names")
+  public List<Object> getLabels() {
     return labels;
   }
 
-  public void setLabels(List<Long> labels) {
+  public void setLabels(List<Object> labels) {
     this.labels = labels;
   }