diff --git a/cmd/headscale/headscale.go b/cmd/headscale/headscale.go
index 599914c0..f10a8811 100644
--- a/cmd/headscale/headscale.go
+++ b/cmd/headscale/headscale.go
@@ -50,7 +50,7 @@ func loadConfig(path string) error {
 
 	err := viper.ReadInConfig()
 	if err != nil {
-		return errors.New(fmt.Sprintf("Fatal error reading config file: %s \n", err))
+		return fmt.Errorf("Fatal error reading config file: %s \n", err)
 	}
 
 	// Collect any validation errors and return them all at once
diff --git a/cmd/headscale/headscale_test.go b/cmd/headscale/headscale_test.go
index a3894f62..baa2a65a 100644
--- a/cmd/headscale/headscale_test.go
+++ b/cmd/headscale/headscale_test.go
@@ -90,7 +90,6 @@ func (*Suite) TestTLSConfigValidation(c *check.C) {
 
 	// Check configuration validation errors (2)
 	configYaml = []byte("---\nserver_url: \"http://192.168.1.12:8000\"\ntls_letsencrypt_hostname: \"example.com\"\ntls_letsencrypt_challenge_type: \"TLS-ALPN-01\"")
-	fmt.Printf(string(configYaml))
 	writeConfig(c, tmpDir, configYaml)
 	err = loadConfig(tmpDir)
 	c.Assert(err, check.NotNil)