diff --git a/code/BlogEntry.php b/code/BlogEntry.php
index c2fbf8e..dc70217 100644
--- a/code/BlogEntry.php
+++ b/code/BlogEntry.php
@@ -160,8 +160,8 @@ class BlogEntry extends Page {
 	}
 	
 	function trackbackping() {
-		if($this->TrackBacksEnabled()) {
-			return $this->extInstance('TrackBackDecorator')->trackbackping();
+		if($this->TrackBacksEnabled() && $this->hasExtension('TrackBackDecorator')) {
+			return $this->decoratedTrackbackping();
 		} else {
 			Director::redirect($this->Link());
 		}
diff --git a/code/TrackBackDecorator.php b/code/TrackBackDecorator.php
index abe6bca..73c1a1d 100644
--- a/code/TrackBackDecorator.php
+++ b/code/TrackBackDecorator.php
@@ -17,7 +17,7 @@ class TrackBackDecorator extends DataObjectDecorator {
 		return $this->owner->AbsoluteLink() . 'trackbackping';
 	}
 	
-	function trackbackping() {
+	function decoratedTrackbackping() {
 		$error = 0;
 		$message = '';