diff --git a/CHANGES.md b/CHANGES.md
index 4f2da23a7..603e3ed44 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,11 @@
 
 ## __NEXT__
 
+### Bug Fixes
+
+* schema: document node property values support `url`. This feature has been supported in Auspice since v2.25.0. [#1743][] (@joverlee521)
+
+[#1743]: https://github.com/nextstrain/augur/pull/1743
 
 ## 28.0.0 (30 January 2025)
 
diff --git a/augur/data/schema-export-v2.json b/augur/data/schema-export-v2.json
index 86280bd3f..7b0cb925c 100644
--- a/augur/data/schema-export-v2.json
+++ b/augur/data/schema-export-v2.json
@@ -250,6 +250,12 @@
                                 "value": {
                                     "type": ["string", "number", "boolean"]
                                 },
+                                "url": {
+                                    "description": "URL for the property value.",
+                                    "$comment": "If a url is specified, then the value is rendered as a link in the on-click panel.",
+                                    "type": "string",
+                                    "pattern": "^https?://.+$"
+                                },
                                 "confidence": {
                                     "description": "Confidence of the trait date",
                                     "$comment": "Should we use different keys for the two structures here?",