diff --git a/cli.js b/cli.js
index 664854b..83ad47c 100755
--- a/cli.js
+++ b/cli.js
@@ -7,6 +7,7 @@ import { commands } from './cmds/index.mjs'
 yargs(hideBin(process.argv))
   .scriptName('toggl')
   .command(commands)
+  .strict()
   .completion('completion', 'Outputs bash/zsh-completion shortcuts for commands and options to add to .bashrc or .bash_profile')
   .demandCommand()
   .help()