1 files changed, 4 insertions, 3 deletions
diff --git a/src/com/isode/stroke/serializer/StartTLSFailureSerializer.java b/src/com/isode/stroke/serializer/StartTLSFailureSerializer.java
index 276785a..7596e10 100644
--- a/src/com/isode/stroke/serializer/StartTLSFailureSerializer.java
+++ b/src/com/isode/stroke/serializer/StartTLSFailureSerializer.java
@@ -12,15 +12,16 @@ package com.isode.stroke.serializer;
 import com.isode.stroke.elements.Element;
 import com.isode.stroke.elements.StartTLSFailure;
 import com.isode.stroke.serializer.xml.XMLElement;
+import com.isode.stroke.base.SafeByteArray;
 
-class StartTLSFailureSerializer extends GenericElementSerializer<StartTLSFailure> {
+public class StartTLSFailureSerializer extends GenericElementSerializer<StartTLSFailure> {
 
     public StartTLSFailureSerializer() {
         super(StartTLSFailure.class);
     }
 
-    public String serialize(Element element) {
-        return new XMLElement("failure", "urn:ietf:params:xml:ns:xmpp-tls").serialize();
+    public SafeByteArray serialize(Element element) {
+        return new SafeByteArray(new XMLElement("failure", "urn:ietf:params:xml:ns:xmpp-tls").serialize());
     }
 
 }