diff --git a/README.md b/README.md
index 32c263e..a9b908e 100644
--- a/README.md
+++ b/README.md
@@ -38,14 +38,16 @@ var certpem = require('certpem').certpem
 var cert = fs.readFile('cert.pem', 'ascii', function (err, certstr) {
 
   // basic info
-  console.info(certpem.info());
+  console.info(certpem.info(certstr));
 
   // way too much info
-  console.info(certpem.debug());
+  console.info(certpem.debug(certstr));
 
 });
 ```
 
+Example output:
+
 ```javascript
 {
   "subject": "localhost.daplie.com",