diff --git a/index.js b/index.js
index efb4aa6..1f6edfb 100755
--- a/index.js
+++ b/index.js
@@ -6,11 +6,13 @@ let commandDir = path.resolve(__dirname, "commands")
 
 yargs
 	.option("file", {
-		describe: "the package-lock.json to operate on, use - or nothing for stdin"
+		describe: "the package-lock.json to operate on",
+		type: "string"
 	})
 	.commandDir(commandDir)
 	.demandCommand()
 	.help()
 	.epilogue("💖 🐕")
+	.showHelpOnFail(false)
 	.strict()
 	.argv