diff --git a/swagger_ui.go b/swagger_ui.go
index e9bc91d..b29fb49 100644
--- a/swagger_ui.go
+++ b/swagger_ui.go
@@ -18,6 +18,7 @@ import (
 	swaggerFiles "github.com/swaggo/files"
 	ginSwagger "github.com/swaggo/gin-swagger"
 	"net/http"
+	"path/filepath"
 	"strings"
 )
 
@@ -129,7 +130,7 @@ func (su *SwaggerUI) HandleLuckyUI() func(ctx *gin.Context) {
 	// su.router.StaticFS(su.baseUri+"/assets", http.FS(ydocUIFiles))
 	return func(ctx *gin.Context) {
 		fileRealPath := strings.TrimPrefix(ctx.Request.RequestURI, su.baseUri)
-		byteData, _ := ydocUIFiles.ReadFile(define.SwaggerUIThemeYDocLucky + fileRealPath)
+		byteData, _ := ydocUIFiles.ReadFile(filepath.Join(define.SwaggerUIThemeYDocLucky, fileRealPath))
 		if strings.HasSuffix(ctx.Request.RequestURI, "html") {
 			byteData = []byte(strings.ReplaceAll(string(byteData), "{{BASE_URI}}", su.baseUri))
 		}