diff --git a/schemas/emailTemplate.json b/schemas/emailTemplate.json
index d37f215abd9..074960ecbd7 100644
--- a/schemas/emailTemplate.json
+++ b/schemas/emailTemplate.json
@@ -76,7 +76,7 @@
 		},
 		"assignedUserGroupIds": {
 			"type": "array",
-			"description": "IDs of the user groups that can access to this email template.",
+			"description": "IDs of the user groups that can access to this email template. Passing an empty array to this field when editing a template will remove all existing assigned user groups.",
 			"apiSummary": true,
 			"items": {
 				"type": "integer"