diff --git a/src/drivers/npm/README.md b/src/drivers/npm/README.md
index 9858a41eb..c56b93f48 100644
--- a/src/drivers/npm/README.md
+++ b/src/drivers/npm/README.md
@@ -66,7 +66,7 @@ const options = {
 const wappalyzer = new Wappalyzer(url, options);
 
 // Optional: set the browser to use
-// wappalyzer.browser = Wappalyzer.browsers.zombie;
+// wappalyzer.Browser = Wappalyzer.browsers.zombie;
 
 // Optional: capture log output
 // wappalyzer.on('log', params => {