diff --git a/cmd/proxy/main.go b/cmd/proxy/main.go
index 75ddc2c1..74087db5 100644
--- a/cmd/proxy/main.go
+++ b/cmd/proxy/main.go
@@ -49,7 +49,7 @@ func main() {
 		klog.Info("using in-cluster configuration")
 		config, err = rest.InClusterConfig()
 	} else {
-		klog.Info("using configuration from '%s'", kubeconfig)
+		klog.Infof("using configuration from '%s'", kubeconfig)
 		config, err = clientcmd.BuildConfigFromFlags("", kubeconfig)
 	}