diff --git a/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/OutgoingBatchService.java b/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/OutgoingBatchService.java
index d71b2e5f2c..fc1c7c1d81 100644
--- a/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/OutgoingBatchService.java
+++ b/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/OutgoingBatchService.java
@@ -358,7 +358,7 @@ public OutgoingBatches getOutgoingBatches(String nodeId, boolean includeDisabled
 
         OutgoingBatches batches = new OutgoingBatches(list);
 
-        List<NodeChannel> channels = configurationService.getNodeChannels(nodeId, true);
+        List<NodeChannel> channels = new ArrayList<NodeChannel>(configurationService.getNodeChannels(nodeId, true));
         batches.sortChannels(channels);
 
         List<OutgoingBatch> keepers = new ArrayList<OutgoingBatch>();