diff --git a/opts/envfile.go b/opts/envfile.go
index 65495a1..7c69f5d 100644
--- a/opts/envfile.go
+++ b/opts/envfile.go
@@ -15,7 +15,7 @@ func ParseEnvFile(filename string) ([]string, error) {
 	if err != nil {
 		return []string{}, err
 	}
-  defer fh.Close()
+	defer fh.Close()
 
 	var (
 		lines       []string = []string{}