diff --git a/server/src/main/java/au/org/aodn/ogcapi/server/core/mapper/Converter.java b/server/src/main/java/au/org/aodn/ogcapi/server/core/mapper/Converter.java
index cef38fa2..2038557e 100644
--- a/server/src/main/java/au/org/aodn/ogcapi/server/core/mapper/Converter.java
+++ b/server/src/main/java/au/org/aodn/ogcapi/server/core/mapper/Converter.java
@@ -220,6 +220,10 @@ default <D extends StacCollectionModel> Collection getCollection(D m, Filter fil
                 collection.getProperties().put(CollectionProperty.aiDescription, m.getSummaries().getAiDescription());
             }
 
+            if (m.getSummaries().getAiUpdateFrequency() != null) {
+                collection.getProperties().put(CollectionProperty.aiUpdateFrequency, m.getSummaries().getAiUpdateFrequency());
+            }
+
             if(m.getSummaries().getScope() != null) {
                 collection.getProperties().put(CollectionProperty.scope, m.getSummaries().getScope());
             }