diff --git a/cmd/controller-manager/controller-manager.go b/cmd/controller-manager/controller-manager.go
index 55c49aea7..bc61811ae 100644
--- a/cmd/controller-manager/controller-manager.go
+++ b/cmd/controller-manager/controller-manager.go
@@ -42,7 +42,6 @@ func init() {
 func main() {
 	flag.Parse()
 
-
 	cfg, err := k8s.Config()
 	if err != nil {
 		klog.Error(err, "failed to build kubeconfig")
diff --git a/pkg/apis/apis.go b/pkg/apis/apis.go
index 8635881df..c7919b499 100644
--- a/pkg/apis/apis.go
+++ b/pkg/apis/apis.go
@@ -21,7 +21,6 @@ import (
 	"k8s.io/apimachinery/pkg/runtime"
 )
 
-
 // AddToSchemes may be used to add all resources defined in the project to a Scheme
 var AddToSchemes runtime.SchemeBuilder
 
diff --git a/pkg/apis/devops/v1alpha2/register.go b/pkg/apis/devops/v1alpha2/register.go
index 24109d44b..2dcc80c83 100644
--- a/pkg/apis/devops/v1alpha2/register.go
+++ b/pkg/apis/devops/v1alpha2/register.go
@@ -630,7 +630,7 @@ The last one is encrypted info, such as the password of the username-password ty
 		Doc("Download S2iBinary file").
 		Param(webservice.PathParameter("namespace", "the name of namespaces")).
 		Param(webservice.PathParameter("s2ibinary", "the name of s2ibinary")).
-		Param(webservice.PathParameter("file","the name of binary file")).
+		Param(webservice.PathParameter("file", "the name of binary file")).
 		Returns(http.StatusOK, RespOK, nil))
 
 	// TODO are not used in this version. will be added in 2.1.0