diff --git a/README.md b/README.md
index 6676b76..747ae79 100644
--- a/README.md
+++ b/README.md
@@ -69,7 +69,7 @@ import (
 func main() {
 	router := gin.Default()
 	pprof.Register(router)
-	adminGroup := r.Group("/admin", func(c *gin.Context) {
+	adminGroup := router.Group("/admin", func(c *gin.Context) {
 		if c.Request.Header.Get("Authorization") != "foobar" {
 			c.AbortWithStatus(http.StatusForbidden)
 			return