diff --git a/main.go b/main.go
index 74f0c08..2e21264 100644
--- a/main.go
+++ b/main.go
@@ -246,7 +246,7 @@ If the name of variables (optional) are passed as additional arguments, only tho
 are display instead of all variables (the default behavior).`,
 	Args: cobra.MinimumNArgs(1),
 	RunE: func(cmd *cobra.Command, args []string) error {
-		var w io.Writer = &bytes.Buffer{}
+		s := ""
 
 		vars, _, err := getVars(args[0], globals())
 		if err != nil {