diff --git a/lib/Converter.js b/lib/Converter.js
index f94d719..1d15d6d 100644
--- a/lib/Converter.js
+++ b/lib/Converter.js
@@ -94,6 +94,12 @@ class Converter
             delete options.pageWaitFor;
         }
 
+        if (options.hasOwnProperty('height')) {
+            if(options.height === 'auto'){
+                options.height = await page.evaluate(() => document.body.scrollHeight);
+            }
+        }
+
         return this._getPdf(page, options)
     }