1 files changed, 3 insertions, 2 deletions
diff --git a/src/com/isode/stroke/serializer/AuthFailureSerializer.java b/src/com/isode/stroke/serializer/AuthFailureSerializer.java
index 339c11e..cec8806 100644
--- a/src/com/isode/stroke/serializer/AuthFailureSerializer.java
+++ b/src/com/isode/stroke/serializer/AuthFailureSerializer.java
@@ -12,6 +12,7 @@ package com.isode.stroke.serializer;
 import com.isode.stroke.elements.AuthFailure;
 import com.isode.stroke.elements.Element;
 import com.isode.stroke.serializer.xml.XMLElement;
+import com.isode.stroke.base.SafeByteArray;
 
 class AuthFailureSerializer extends GenericElementSerializer<AuthFailure>{
 
@@ -19,8 +20,8 @@ class AuthFailureSerializer extends GenericElementSerializer<AuthFailure>{
         super(AuthFailure.class);
     }
 
-    public String serialize(Element element) {
-        return new XMLElement("failure", "urn:ietf:params:xml:ns:xmpp-sasl").serialize();
+    public SafeByteArray serialize(Element element) {
+        return new SafeByteArray(new XMLElement("failure", "urn:ietf:params:xml:ns:xmpp-sasl").serialize());
     }
 
 }