diff --git a/src/Readability.php b/src/Readability.php
index <HASH>..<HASH> 100644
--- a/src/Readability.php
+++ b/src/Readability.php
@@ -1564,7 +1564,7 @@ class Readability
      */
     public function getContent()
     {
-        return $this->content->C14N();
+        return (null !== $this->content) ? $this->content->C14N() : null;
     }
 
     /**
Fix error C<I>N

I have the error:
"Call to a member function C<I>N() on null"

You could reproduce like this:
	- try to parse a url like <URL> with the same object readability

Previously, getContent would return "null" but now it call ->C<I>N() on a NULL object.