diff --git a/modules/core/src/main/java/org/apache/synapse/mediators/elementary/EnrichMediator.java b/modules/core/src/main/java/org/apache/synapse/mediators/elementary/EnrichMediator.java
index dbe2dd07b1..94e74ddc21 100644
--- a/modules/core/src/main/java/org/apache/synapse/mediators/elementary/EnrichMediator.java
+++ b/modules/core/src/main/java/org/apache/synapse/mediators/elementary/EnrichMediator.java
@@ -287,7 +287,10 @@ private boolean setDynamicValuesInNode(MessageContext messageContext, String inl
         try {
             // After the expressions in the inline text is replaced with the value, the string must be parsed
             // again to identify whether it has changed to a XML
-            source.setInlineOMNode(AXIOMUtil.stringToOM(inlineString));
+            OMNode inlineOMNode = AXIOMUtil.stringToOM(inlineString);
+            // serialize inlineOMNode
+            inlineOMNode.buildWithAttachments();
+            source.setInlineOMNode(inlineOMNode);
             isInlineTextXML = true;
         } catch (XMLStreamException | OMException e) {
             // The string is considered as a text / JSON