diff --git a/src/app/core/data/lookup-relation.service.spec.ts b/src/app/core/data/lookup-relation.service.spec.ts
index 5ac29b5030..321fd8d218 100644
--- a/src/app/core/data/lookup-relation.service.spec.ts
+++ b/src/app/core/data/lookup-relation.service.spec.ts
@@ -9,6 +9,7 @@ import { RelationshipOptions } from '../../shared/form/builder/models/relationsh
 import { SearchResult } from '../../shared/search/search-result.model';
 import { Item } from '../shared/item.model';
 import { skip, take } from 'rxjs/operators';
+import { ExternalSource } from '../shared/external-source.model';
 
 describe('LookupRelationService', () => {
   let service: LookupRelationService;
@@ -29,6 +30,11 @@ describe('LookupRelationService', () => {
       })
     })
   ];
+  const externalSource = Object.assign(new ExternalSource(), {
+    id: 'orcidV2',
+    name: 'orcidV2',
+    hierarchical: false
+  });
 
   function init() {
     externalSourceService = jasmine.createSpyObj('externalSourceService', {
@@ -92,7 +98,7 @@ describe('LookupRelationService', () => {
     let result;
 
     beforeEach(() => {
-      result = service.getTotalExternalResults(relationship, optionsWithQuery);
+      result = service.getTotalExternalResults(externalSource, optionsWithQuery);
     });
 
     it('should start with 0', () => {
diff --git a/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/external-source-tab/dynamic-lookup-relation-external-source-tab.component.ts b/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/external-source-tab/dynamic-lookup-relation-external-source-tab.component.ts
index aae7b8b2f1..efee24b8ef 100644
--- a/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/external-source-tab/dynamic-lookup-relation-external-source-tab.component.ts
+++ b/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/external-source-tab/dynamic-lookup-relation-external-source-tab.component.ts
@@ -55,7 +55,7 @@ export class DsDynamicLookupRelationExternalSourceTabComponent implements OnInit
   entriesRD$: Observable<RemoteData<PaginatedList<ExternalSourceEntry>>>;
 
   constructor(private router: Router,
-              private searchConfigService: SearchConfigurationService,
+              public searchConfigService: SearchConfigurationService,
               private externalSourceService: ExternalSourceService) {
   }
 
diff --git a/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/search-tab/dynamic-lookup-relation-search-tab.component.ts b/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/search-tab/dynamic-lookup-relation-search-tab.component.ts
index 40d64ca939..fb2884cb37 100644
--- a/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/search-tab/dynamic-lookup-relation-search-tab.component.ts
+++ b/src/app/shared/form/builder/ds-dynamic-form-ui/relation-lookup-modal/search-tab/dynamic-lookup-relation-search-tab.component.ts
@@ -59,9 +59,9 @@ export class DsDynamicLookupRelationSearchTabComponent implements OnInit, OnDest
     private router: Router,
     private route: ActivatedRoute,
     private selectableListService: SelectableListService,
-    private searchConfigService: SearchConfigurationService,
+    public searchConfigService: SearchConfigurationService,
     private routeService: RouteService,
-    protected lookupRelationService: LookupRelationService
+    public lookupRelationService: LookupRelationService
   ) {
   }