diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4b84745d..467d9d41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 
 ### 💥 Breaking Changes (upgrade difficulty: 🟢 LOW - requires Java 17 for Hazelcast)
 
+### 🐞 Bug Fixes
+
+* Fixed `JsonBlob` unique name validation which also affected `Views`.
+
 ### ⚙️ Technical
 * Minor Grails upgrades
 * Hazelcast upgrade 5.3.7 -> 5.5.0
diff --git a/grails-app/domain/io/xh/hoist/jsonblob/JsonBlob.groovy b/grails-app/domain/io/xh/hoist/jsonblob/JsonBlob.groovy
index 366b7276..c5a8ccf8 100644
--- a/grails-app/domain/io/xh/hoist/jsonblob/JsonBlob.groovy
+++ b/grails-app/domain/io/xh/hoist/jsonblob/JsonBlob.groovy
@@ -41,7 +41,9 @@ class JsonBlob implements JSONFormat {
         type maxSize: 50, blank: false
         owner maxSize: 50, nullable: true, blank: false
         acl nullable: true
-        name maxSize: 255, blank: false, unique: ['owner', 'type', 'archivedDate']
+        name maxSize: 255, blank: false, validator: { val, obj ->
+            isNameUnique(val, obj) ?: 'default.not.unique.message'
+        }
         value validator: {Utils.isJSON(it) ?: 'default.invalid.json.message'}
         meta nullable: true, validator: {Utils.isJSON(it) ?: 'default.invalid.json.message'}
         description nullable: true
@@ -90,4 +92,27 @@ class JsonBlob implements JSONFormat {
 
         return ret
     }
+
+    //-------------------
+    // Implementation
+    //-------------------
+    private static boolean isNameUnique(String blobName, JsonBlob blob) {
+        // Unique constraint validation across nullable fields can be unreliable.
+        // See https://github.com/grails/grails-data-mapping/issues/1585
+        !(blob.owner != null ?
+            where {
+                name == blobName &&
+                    type == blob.type &&
+                    archivedDate == blob.archivedDate &&
+                    owner == blob.owner &&
+                    token != blob.token
+            } :
+            where {
+                name == blobName &&
+                    type == blob.type &&
+                    archivedDate == blob.archivedDate &&
+                    owner == null &&
+                    token != blob.token
+            })
+    }
 }