diff --git a/source/index.js b/source/index.js
index e057dab..6fee0f8 100644
--- a/source/index.js
+++ b/source/index.js
@@ -223,6 +223,7 @@ chalk.supportsColor = stdoutColor;
 chalk.stderr = Chalk({level: stderrColor ? stderrColor.level : 0}); // eslint-disable-line new-cap
 chalk.stderr.supportsColor = stderrColor;
 
+// For TypeScript
 chalk.Level = {
 	None: 0,
 	Basic: 1,