diff --git a/services/proxy/pkg/middleware/authentication.go b/services/proxy/pkg/middleware/authentication.go
index ebd6a2a0ec..4a436cb3a9 100644
--- a/services/proxy/pkg/middleware/authentication.go
+++ b/services/proxy/pkg/middleware/authentication.go
@@ -113,7 +113,7 @@ func Authentication(auths []Authenticator, opts ...Option) func(next http.Handle
 				// https://github.com/golang/go/issues/15527
 
 				defer r.Body.Close()
-				io.Copy(ioutil.Discard, r.Body)
+				_, _ = io.Copy(ioutil.Discard, r.Body)
 			}
 		})
 	}