1 files changed, 1 insertions, 1 deletions
diff --git a/src/com/isode/stroke/serializer/StanzaAckSerializer.java b/src/com/isode/stroke/serializer/StanzaAckSerializer.java
index 4eba66e..a909164 100644
--- a/src/com/isode/stroke/serializer/StanzaAckSerializer.java
+++ b/src/com/isode/stroke/serializer/StanzaAckSerializer.java
@@ -22,7 +22,7 @@ class StanzaAckSerializer extends GenericElementSerializer<StanzaAck> {
         StanzaAck stanzaAck = (StanzaAck) element;
         assert stanzaAck.isValid();
         XMLElement result = new XMLElement("a", "urn:xmpp:sm:2");
-        result.setAttribute("h", Double.toString(stanzaAck.getHandledStanzasCount()));
+        result.setAttribute("h", Long.toString(stanzaAck.getHandledStanzasCount()));
         return result.serialize();
     }
 }