diff --git a/README.md b/README.md
index 7ce0f6232eb49b96e63b1cd10dde57b7c940da2b..b0a646ab55adfb9542ec70a0bb272a7a6cad6076 100644
--- a/README.md
+++ b/README.md
@@ -264,6 +264,7 @@ Class | Method | HTTP request | Description
  - [CodeForksHistory](docs/CodeForksHistory.md)
  - [Commit](docs/Commit.md)
  - [CommitContent](docs/CommitContent.md)
+ - [CommitTree](docs/CommitTree.md)
  - [Compare](docs/Compare.md)
  - [CompleteBranch](docs/CompleteBranch.md)
  - [Content](docs/Content.md)
@@ -309,6 +310,7 @@ Class | Method | HTTP request | Description
  - [RepoCommit](docs/RepoCommit.md)
  - [RepoPatchParam](docs/RepoPatchParam.md)
  - [RepositoryPostParam](docs/RepositoryPostParam.md)
+ - [SingleCommit](docs/SingleCommit.md)
  - [SshKey](docs/SshKey.md)
  - [SshKeyBasic](docs/SshKeyBasic.md)
  - [Tag](docs/Tag.md)
diff --git a/api/swagger.yaml b/api/swagger.yaml
index 57b6f613e4d6808f93f7e1a12894a2aba0ffe1be..4f219eab27dd7ead9557418724b231b198e9775e 100644
--- a/api/swagger.yaml
+++ b/api/swagger.yaml
@@ -13293,7 +13293,7 @@ definitions:
       comments_url:
         type: "string"
       commit:
-        type: "string"
+        $ref: "#/definitions/SingleCommit"
       author:
         type: "string"
       committer:
@@ -13313,6 +13313,18 @@ definitions:
       sha: "sha"
       url: "url"
       parents: "parents"
+  SingleCommit:
+    type: "object"
+    properties:
+      tree:
+        $ref: "#/definitions/CommitTree"
+  CommitTree:
+    type: "object"
+    properties:
+      sha:
+        type: "string"
+      url:
+        type: "string"
   Compare:
     type: "object"
     properties:
diff --git a/docs/CommitTree.md b/docs/CommitTree.md
new file mode 100644
index 0000000000000000000000000000000000000000..f968bb837f0c53722f737cfb60ed4afc8527160d
--- /dev/null
+++ b/docs/CommitTree.md
@@ -0,0 +1,11 @@
+# CommitTree
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Sha** | **string** |  | [optional] [default to null]
+**Url** | **string** |  | [optional] [default to null]
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/docs/RepoCommit.md b/docs/RepoCommit.md
index 7bb78c9dbd04e886d4eba02f8157ed14c152bc2d..9a2a09179ba5e29dff0c8dbc0cec512c0d76b290 100644
--- a/docs/RepoCommit.md
+++ b/docs/RepoCommit.md
@@ -7,7 +7,7 @@ Name | Type | Description | Notes
 **Sha** | **string** |  | [optional] [default to null]
 **HtmlUrl** | **string** |  | [optional] [default to null]
 **CommentsUrl** | **string** |  | [optional] [default to null]
-**Commit** | **string** |  | [optional] [default to null]
+**Commit** | [***SingleCommit**](SingleCommit.md) |  | [optional] [default to null]
 **Author** | **string** |  | [optional] [default to null]
 **Committer** | **string** |  | [optional] [default to null]
 **Parents** | **string** |  | [optional] [default to null]
diff --git a/docs/SingleCommit.md b/docs/SingleCommit.md
new file mode 100644
index 0000000000000000000000000000000000000000..749d4e6cd98b69c5d37eebe9c9c6a6692b3e329c
--- /dev/null
+++ b/docs/SingleCommit.md
@@ -0,0 +1,10 @@
+# SingleCommit
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Tree** | [***CommitTree**](CommitTree.md) |  | [optional] [default to null]
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/gitee/model_commit_tree.go b/gitee/model_commit_tree.go
new file mode 100644
index 0000000000000000000000000000000000000000..70c0f3909fcca2e77c3db506197a0dca46c35852
--- /dev/null
+++ b/gitee/model_commit_tree.go
@@ -0,0 +1,15 @@
+/*
+ * 码云 Open API
+ *
+ * No description provided (generated by Swagger Codegen https://github.com/swagger-api/swagger-codegen)
+ *
+ * API version: 5.3.2
+ * Generated by: Swagger Codegen (https://github.com/swagger-api/swagger-codegen.git)
+ */
+
+package gitee
+
+type CommitTree struct {
+	Sha string `json:"sha,omitempty"`
+	Url string `json:"url,omitempty"`
+}
diff --git a/gitee/model_repo_commit.go b/gitee/model_repo_commit.go
index c0969ea3ba6b62b49d9ee41dc87cec890fee51ae..3913a6f51d990854975aed1bd764e9d86e72ad14 100644
--- a/gitee/model_repo_commit.go
+++ b/gitee/model_repo_commit.go
@@ -11,13 +11,13 @@ package gitee
 
 // 仓库的某个提交
 type RepoCommit struct {
-	Url         string `json:"url,omitempty"`
-	Sha         string `json:"sha,omitempty"`
-	HtmlUrl     string `json:"html_url,omitempty"`
-	CommentsUrl string `json:"comments_url,omitempty"`
-	Commit      string `json:"commit,omitempty"`
-	Author      string `json:"author,omitempty"`
-	Committer   string `json:"committer,omitempty"`
-	Parents     string `json:"parents,omitempty"`
-	Stats       string `json:"stats,omitempty"`
+	Url         string        `json:"url,omitempty"`
+	Sha         string        `json:"sha,omitempty"`
+	HtmlUrl     string        `json:"html_url,omitempty"`
+	CommentsUrl string        `json:"comments_url,omitempty"`
+	Commit      *SingleCommit `json:"commit,omitempty"`
+	Author      string        `json:"author,omitempty"`
+	Committer   string        `json:"committer,omitempty"`
+	Parents     string        `json:"parents,omitempty"`
+	Stats       string        `json:"stats,omitempty"`
 }
diff --git a/gitee/model_single_commit.go b/gitee/model_single_commit.go
new file mode 100644
index 0000000000000000000000000000000000000000..edc8d6de6dcac4a044c1b995cceed85a5d10e672
--- /dev/null
+++ b/gitee/model_single_commit.go
@@ -0,0 +1,14 @@
+/*
+ * 码云 Open API
+ *
+ * No description provided (generated by Swagger Codegen https://github.com/swagger-api/swagger-codegen)
+ *
+ * API version: 5.3.2
+ * Generated by: Swagger Codegen (https://github.com/swagger-api/swagger-codegen.git)
+ */
+
+package gitee
+
+type SingleCommit struct {
+	Tree *CommitTree `json:"tree,omitempty"`
+}