diff --git a/vlib/cli/help.v b/vlib/cli/help.v
index f75662ea59..20c176d7c2 100644
--- a/vlib/cli/help.v
+++ b/vlib/cli/help.v
@@ -28,6 +28,7 @@ fn help_cmd() Command {
 	}
 }
 
+// print_help_for_command outputs the help message of `help_cmd`.
 pub fn print_help_for_command(help_cmd Command) ? {
 	if help_cmd.args.len > 0 {
 		mut cmd := help_cmd.parent
@@ -54,6 +55,7 @@ pub fn print_help_for_command(help_cmd Command) ? {
 	}
 }
 
+// help_message returns a generated help message as a `string` for the `Command`.
 pub fn (cmd Command) help_message() string {
 	mut help := ''
 	help += 'Usage: $cmd.full_name()'