diff --git a/configuration/ampathforms/Covid19_Assessment.json b/configuration/ampathforms/Covid19_Assessment.json
index 766072ce..1012b1c6 100644
--- a/configuration/ampathforms/Covid19_Assessment.json
+++ b/configuration/ampathforms/Covid19_Assessment.json
@@ -150,6 +150,10 @@
 									{
 										"concept": "1065AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
 										"label": "Yes"
+									},
+									{
+										"concept": "1067AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
+										"label": "Unknown"
 									}
 								]
 							},