diff --git a/swagger_ui.go b/swagger_ui.go
index b6c740d..ac73b80 100644
--- a/swagger_ui.go
+++ b/swagger_ui.go
@@ -26,9 +26,43 @@ import (
 
 // NewSwaggerUI ...
 func NewSwaggerUI(info *define.Info, servers []*define.ServerItem, uiTheme enums.SwaggerUITheme) *SwaggerUI {
+	if nil == info {
+		info = &define.Info{
+			Description:    "",
+			Title:          "",
+			TermsOfService: "",
+			Contact: &define.Contact{
+				Name:  "",
+				Url:   "",
+				Email: "",
+			},
+			License: nil,
+			Version: "",
+		}
+	}
+	if nil == info.Contact {
+		info.Contact = &define.Contact{
+			Name:  "",
+			Url:   "",
+			Email: "",
+		}
+	}
+	if nil == info.License {
+		info.License = &define.License{
+			Name: "",
+			Url: "",
+		}
+	}
 	return &SwaggerUI{
-		docInstance: NewOpenapiDoc(info, servers),
-		uiTheme:     uiTheme,
+		docInstance: NewOpenapiDoc(
+			WithDocDescription(info.Description),
+			WithDocTitle(info.Title),
+			WithDocContactEmail(info.Contact.Email),
+			WithDocContactName(info.Contact.Name),
+			WithDocLicense(info.License.Name),
+			WithDocServers(servers),
+		),
+		uiTheme: uiTheme,
 	}
 }