diff --git a/projects.go b/projects.go
index 17afaff..86ed285 100644
--- a/projects.go
+++ b/projects.go
@@ -158,7 +158,7 @@ type ConfigInput struct {
 	UseSignedOffBy                   string                       `json:"use_signed_off_by,omitempty"`
 	CreateNewChangeForAllNotInTarget string                       `json:"create_new_change_for_all_not_in_target,omitempty"`
 	RequireChangeID                  string                       `json:"require_change_id,omitempty"`
-	MaxObjectSizeLimit               MaxObjectSizeLimitInfo       `json:"max_object_size_limit,omitempty"`
+	MaxObjectSizeLimit               interface{}                  `json:"max_object_size_limit,omitempty"`
 	SubmitType                       string                       `json:"submit_type,omitempty"`
 	State                            string                       `json:"state,omitempty"`
 	PluginConfigValues               map[string]map[string]string `json:"plugin_config_values,omitempty"`
diff --git a/projects_test.go b/projects_test.go
index d223c9f..5f548f8 100644
--- a/projects_test.go
+++ b/projects_test.go
@@ -265,3 +265,28 @@ func TestProjectsService_GetBranch(t *testing.T) {
 		}
 	}
 }
+
+func TestProjectsService_SetConfig(t *testing.T) {
+	setup()
+	defer teardown()
+
+	var configInput gerrit.ConfigInput
+
+	// test server url
+	instance := "https://gerrit-test.uniontech.com/"
+	client, err := gerrit.NewClient(instance, nil)
+	if err != nil {
+		panic(err)
+	}
+
+	// login username and password
+	client.Authentication.SetBasicAuth("", "")
+
+	configInput.Description = "test change description"
+
+	_, _, err = client.Projects.SetConfig("my-test", &configInput)
+	if err != nil {
+		t.Errorf("Projects.SetConfig returned error: %v", err)
+	}
+
+}