diff --git a/frappe/core/doctype/communication/communication.py b/frappe/core/doctype/communication/communication.py
index 3573257a82..cac44bae83 100644
--- a/frappe/core/doctype/communication/communication.py
+++ b/frappe/core/doctype/communication/communication.py
@@ -442,6 +442,10 @@ class Communication(Document, CommunicationEmailMixin):
 
 			self.add_link(doctype, docname)
 
+			if not self.reference_doctype:
+				self.reference_doctype = doctype
+				self.reference_name = docname
+
 	# Timeline Links
 	def set_timeline_links(self):
 		contacts = []