diff --git a/cmd/headscale/cli/preauthkeys.go b/cmd/headscale/cli/preauthkeys.go
index 881b5ca3..eb9d182c 100644
--- a/cmd/headscale/cli/preauthkeys.go
+++ b/cmd/headscale/cli/preauthkeys.go
@@ -21,7 +21,7 @@ func init() {
 	preauthkeysCmd.AddCommand(createPreAuthKeyCmd)
 	createPreAuthKeyCmd.PersistentFlags().Bool("reusable", false, "Make the preauthkey reusable")
 	createPreAuthKeyCmd.PersistentFlags().Bool("ephemeral", false, "Preauthkey for ephemeral nodes")
-    createPreAuthKeyCmd.Flags().StringP("expiration", "e", "", "Human-readable expiration of the key (30m, 24h, 365d...)")
+	createPreAuthKeyCmd.Flags().StringP("expiration", "e", "", "Human-readable expiration of the key (30m, 24h, 365d...)")
 }
 
 var preauthkeysCmd = &cobra.Command{