diff --git a/grails-app/assets/javascripts/profileEditor/controllers/AttachmentController.js b/grails-app/assets/javascripts/profileEditor/controllers/AttachmentController.js
index 71c55894..5ab2a83a 100644
--- a/grails-app/assets/javascripts/profileEditor/controllers/AttachmentController.js
+++ b/grails-app/assets/javascripts/profileEditor/controllers/AttachmentController.js
@@ -93,7 +93,7 @@ profileEditor.controller("AttachmentUploadController", function (profileService,
 
     if (self.categories == null) {
         profileService.getCategories().then(function (data) {
-            self.categories = data;
+            self.categories = data.resp;
         });
     }
 
diff --git a/grails-app/controllers/au/org/ala/profile/hub/OpusController.groovy b/grails-app/controllers/au/org/ala/profile/hub/OpusController.groovy
index 2dd9fda9..025b35a0 100644
--- a/grails-app/controllers/au/org/ala/profile/hub/OpusController.groovy
+++ b/grails-app/controllers/au/org/ala/profile/hub/OpusController.groovy
@@ -361,7 +361,7 @@ class OpusController extends OpusBaseController {
 
     def getCategories() {
         def result = profileService.getCategories()
-        handle result
+        render result as JSON
     }
 
     @Secured(role = ROLE_PROFILE_ADMIN)
diff --git a/src/test/groovy/au/org/ala/profile/api/ApiControllerSpec.groovy b/src/test/groovy/au/org/ala/profile/api/ApiControllerSpec.groovy
index 86d17a98..13784a1a 100644
--- a/src/test/groovy/au/org/ala/profile/api/ApiControllerSpec.groovy
+++ b/src/test/groovy/au/org/ala/profile/api/ApiControllerSpec.groovy
@@ -179,7 +179,8 @@ class ApiControllerSpec extends Specification implements ControllerUnitTest<ApiC
 
         where:
         type      | opusId  | profileId | imageId | responseCode
-        'PRIVATE' |'opus1'  | '123'     | '1.png' | 200
+        'PRIVATE' | 'opus1' | '123' | '1.png' | 200
+    }
 
     void "getOpusList should be provided"() {
         setup:
@@ -192,4 +193,4 @@ class ApiControllerSpec extends Specification implements ControllerUnitTest<ApiC
         response.status == 200
 
     }
-}
+}
\ No newline at end of file
diff --git a/src/test/groovy/au/org/ala/profile/hub/OpusControllerSpec.groovy b/src/test/groovy/au/org/ala/profile/hub/OpusControllerSpec.groovy
index 56fbc373..ca131c1d 100644
--- a/src/test/groovy/au/org/ala/profile/hub/OpusControllerSpec.groovy
+++ b/src/test/groovy/au/org/ala/profile/hub/OpusControllerSpec.groovy
@@ -202,4 +202,18 @@ class OpusControllerSpec extends Specification implements ControllerUnitTest<Opu
         then:
         assert response.json == [opus1, opus2, opus3, opus4]
     }
+
+    def "new categories should return a model with the expected number of elements"() {
+        setup:
+        mockProfileService.getCategories() >> [[key: 'key1', title: 'title1'],[key: 'key2', title: 'title2'],[key: 'key3', title: 'title3']]
+
+        when:
+        controller.getCategories()
+
+        then:
+        assert response.json.size() == 3
+        assert response.json.toString().contains("key1")
+        assert response.json.toString().contains("key2")
+        assert response.json.toString().contains("key3")
+    }
 }