diff --git a/pkg/server/domain/service/util.go b/pkg/server/domain/service/util.go
index c3ebd157..36ade342 100644
--- a/pkg/server/domain/service/util.go
+++ b/pkg/server/domain/service/util.go
@@ -32,7 +32,7 @@ func guaranteePolicyExist(c []string, policy string) ([]string, bool) {
 	return append(c, policy), true
 }
 
-// guaranteePolicyNotExist check the slice whether caontain the target policy, if yes delete
+// guaranteePolicyNotExist check the slice whether contain the target policy, if yes delete
 // and tell invoker whether should update the policy
 func guaranteePolicyNotExist(c []string, policy string) ([]string, bool) {
 	res := make([]string, len(c))
diff --git a/pkg/server/interfaces/api/application.go b/pkg/server/interfaces/api/application.go
index 441a8d0c..bf13fbca 100644
--- a/pkg/server/interfaces/api/application.go
+++ b/pkg/server/interfaces/api/application.go
@@ -494,7 +494,7 @@ func (c *application) GetWebServiceRoute() *restful.WebService {
 		Filter(c.appCheckFilter).
 		Filter(c.WorkflowAPI.workflowCheckFilter).
 		Param(ws.PathParameter("appName", "identifier of the application.").DataType("string").Required(true)).
-		Param(ws.PathParameter("workflowName", "identifier of the workfloc.").DataType("string")).
+		Param(ws.PathParameter("workflowName", "identifier of the workflow.").DataType("string")).
 		Metadata(restfulspec.KeyOpenAPITags, tags).
 		Filter(c.WorkflowAPI.workflowCheckFilter).
 		Returns(200, "create success", apis.DetailWorkflowResponse{}).
@@ -513,7 +513,7 @@ func (c *application) GetWebServiceRoute() *restful.WebService {
 		Writes(apis.DetailWorkflowResponse{}).Do(returns500))
 
 	ws.Route(ws.DELETE("/{appName}/workflows/{workflowName}").To(c.WorkflowAPI.deleteWorkflow).
-		Doc("deletet workflow").
+		Doc("delete workflow").
 		Metadata(restfulspec.KeyOpenAPITags, tags).
 		Filter(c.RbacService.CheckPerm("application/workflow", "delete")).
 		Filter(c.appCheckFilter).
diff --git a/pkg/server/interfaces/api/target.go b/pkg/server/interfaces/api/target.go
index 21a9fa23..e8b5ceb9 100644
--- a/pkg/server/interfaces/api/target.go
+++ b/pkg/server/interfaces/api/target.go
@@ -95,7 +95,7 @@ func (dt *Target) GetWebServiceRoute() *restful.WebService {
 		Writes(apis.DetailTargetResponse{}).Do(returns500))
 
 	ws.Route(ws.DELETE("/{targetName}").To(dt.deleteTarget).
-		Doc("deletet Target").
+		Doc("delete Target").
 		Metadata(restfulspec.KeyOpenAPITags, tags).
 		Filter(dt.targetCheckFilter).
 		Filter(dt.RbacService.CheckPerm("target", "delete")).