diff --git a/src/main/java/edu/harvard/iq/dataverse/api/DatasetFieldServiceApi.java b/src/main/java/edu/harvard/iq/dataverse/api/DatasetFieldServiceApi.java
index e93369b65ed..26b720d371f 100644
--- a/src/main/java/edu/harvard/iq/dataverse/api/DatasetFieldServiceApi.java
+++ b/src/main/java/edu/harvard/iq/dataverse/api/DatasetFieldServiceApi.java
@@ -186,14 +186,17 @@ public Response showControlledVocabularyForSubject() {
 
     @GET
     @Path("loadNAControlledVocabularyValue")
-    public void loadNAControlledVocabularyValue() {
+    public Response loadNAControlledVocabularyValue() {
         // the find will throw a javax.persistence.NoResultException if no values are in db
         try {
             datasetFieldService.findNAControlledVocabularyValue();
+            return okResponse("NA value exists.");
+            
         } catch (Exception e) {
             ControlledVocabularyValue naValue = new ControlledVocabularyValue();
             naValue.setStrValue(DatasetField.NA_VALUE);
             datasetFieldService.save(naValue);
+            return okResponse("NA value created.");
         }
     }