diff --git a/cmd/login.go b/cmd/login.go
index fcc2c2b..b110962 100644
--- a/cmd/login.go
+++ b/cmd/login.go
@@ -125,7 +125,7 @@ func makeConf(confDir, confFile, content string) error {
 	if err != nil {
 		return fmt.Errorf("error writing file")
 	}
-	writer.Flush()
+	err = writer.Flush()
 	if err != nil {
 		return fmt.Errorf("error finishing file")
 	}