diff --git a/proxy/pkg/middleware/basic_auth.go b/proxy/pkg/middleware/basic_auth.go
index f7a107f6a7..1f8d0a807d 100644
--- a/proxy/pkg/middleware/basic_auth.go
+++ b/proxy/pkg/middleware/basic_auth.go
@@ -79,7 +79,6 @@ func BasicAuth(optionSetters ...Option) func(next http.Handler) http.Handler {
 						return
 					}
 
-					w.WriteHeader(http.StatusUnauthorized)
 					return
 				}