diff --git a/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/CQLFields.java b/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/CQLFields.java
index bbe37f7f..9df2b32c 100644
--- a/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/CQLFields.java
+++ b/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/CQLFields.java
@@ -197,10 +197,16 @@ public enum CQLFields implements CQLFieldsInterface {
                         null,
                         null),
         scope(
-                        StacSummeries.Scope.searchField,
-                        StacSummeries.Scope.displayField,
-                        null,
-                        null),
+                StacSummeries.Scope.searchField,
+                StacSummeries.Scope.displayField,
+                (literal) -> NestedQuery.of(m -> m
+                                .path(StacSummeries.Scope.displayField)
+                                .query(q -> q
+                                        .term(t -> t
+                                                .field(StacSummeries.Scope.searchField)
+                                                .value(literal))))
+                        ._toQuery(),
+                null),
         score(
                         CQLElasticSetting.score.getSetting(),
                         CQLElasticSetting.score.getSetting(),
diff --git a/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/StacSummeries.java b/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/StacSummeries.java
index 3bc7717b..842ab4d6 100644
--- a/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/StacSummeries.java
+++ b/server/src/main/java/au/org/aodn/ogcapi/server/core/model/enumeration/StacSummeries.java
@@ -16,7 +16,7 @@ public enum StacSummeries {
     Status("summaries.status", "summaries.status"),
     Statement("summaries.statement", "summaries.statement"),
     Credits("summaries.credits", "summaries.credits"),
-    Scope("summaries.scope", "summaries.scope"),
+    Scope("summaries.scope.code", "summaries.scope"),
     AiParameterVocabs("summaries.ai:parameter_vocabs", "summaries.ai:parameter_vocabs"),
     AiPlatformVocabs("summaries.ai:platform_vocabs", "summaries.ai:platform_vocabs")
     ;