diff --git a/src/api/models/field.spec.js b/src/api/models/field.spec.js
index f02168ff5..0a3bdbdf5 100644
--- a/src/api/models/field.spec.js
+++ b/src/api/models/field.spec.js
@@ -6,6 +6,10 @@ import fieldFactory, {
 import { URI_FIELD_NAME } from '../../common/uris';
 import { SCOPE_DOCUMENT, SCOPE_COLLECTION } from '../../common/scope';
 
+const listCollections = {
+    toArray: () => [true],
+};
+
 describe('field', () => {
     describe('fieldFactory', () => {
         let fieldCollection;
@@ -39,9 +43,9 @@ describe('field', () => {
                         Promise.resolve({ value: 'result' }),
                     ),
             };
-
             db = {
                 collection: jest.fn().mockImplementation(() => fieldCollection),
+                listCollections: () => listCollections,
             };
 
             field = await fieldFactory(db);
@@ -285,10 +289,14 @@ describe('field', () => {
                         .mockImplementation(() => Promise.resolve({})),
                     insertOne: jest.fn(),
                 };
+                const listCollections = {
+                    toArray: () => [true],
+                };
                 const dbNoUri = {
                     collection: jest
                         .fn()
                         .mockImplementation(() => fieldCollectionNoUri),
+                    listCollections: () => listCollections,
                 };
 
                 const fieldNoUri = await fieldFactory(dbNoUri);
@@ -366,6 +374,7 @@ describe('field', () => {
                     collection: jest
                         .fn()
                         .mockImplementation(() => fieldCollection),
+                    listCollections: () => listCollections,
                 };
 
                 field = await fieldFactory(db);
@@ -399,6 +408,7 @@ describe('field', () => {
                     collection: jest
                         .fn()
                         .mockImplementation(() => fieldCollection),
+                    listCollections: () => listCollections,
                 };
 
                 field = await fieldFactory(db);
diff --git a/src/api/models/publishedDataset.spec.js b/src/api/models/publishedDataset.spec.js
index 91a7ba8de..d9fa9689e 100644
--- a/src/api/models/publishedDataset.spec.js
+++ b/src/api/models/publishedDataset.spec.js
@@ -7,8 +7,12 @@ describe('publishedDataset', () => {
             createIndex: jest.fn(),
             findOneAndUpdate: jest.fn(),
         };
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => collection,
+            listCollections: () => listCollections,
         };
         let publishedDatasetCollection;
 
@@ -59,8 +63,12 @@ describe('publishedDataset', () => {
             updateOne: jest.fn(),
             createIndex: jest.fn(),
         };
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => collection,
+            listCollections: () => listCollections,
         };
 
         let publishedDatasetCollection;
@@ -174,8 +182,12 @@ describe('publishedDataset', () => {
             updateOne: jest.fn(),
             createIndex: jest.fn(),
         };
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => collection,
+            listCollections: () => listCollections,
         };
 
         let publishedDatasetCollection;
@@ -235,11 +247,15 @@ describe('publishedDataset', () => {
             skip,
             count,
         }));
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => ({
                 find,
                 createIndex: jest.fn(),
             }),
+            listCollections: () => listCollections,
         };
 
         let publishedDatasetCollection;
@@ -300,12 +316,15 @@ describe('publishedDataset', () => {
                 skip: skipToEmpty,
                 count,
             }));
-
+            const listCollections = {
+                toArray: () => [true],
+            };
             publishedDatasetCollection = await publishedDataset({
                 collection: () => ({
                     find: emptyFind,
                     createIndex: jest.fn(),
                 }),
+                listCollections: () => listCollections,
             });
 
             await publishedDatasetCollection.findPage({
@@ -404,11 +423,15 @@ describe('publishedDataset', () => {
 
     describe('create', () => {
         const insertOne = jest.fn().mockImplementation(() => 'inserted');
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => ({
                 insertOne,
                 createIndex: jest.fn(),
             }),
+            listCollections: () => listCollections,
         };
 
         let publishedDatasetCollection;
diff --git a/src/api/services/repositoryMiddleware.spec.js b/src/api/services/repositoryMiddleware.spec.js
index 11bcd9cb7..1821bc8fe 100644
--- a/src/api/services/repositoryMiddleware.spec.js
+++ b/src/api/services/repositoryMiddleware.spec.js
@@ -2,8 +2,12 @@ import { mongoClientFactory } from './repositoryMiddleware';
 
 describe('mongoClient middleware', () => {
     it('it should add db and collections to ctx', async () => {
+        const listCollections = {
+            toArray: () => [true],
+        };
         const db = {
             collection: () => ({ createIndex: () => {} }),
+            listCollections: () => listCollections,
         };
 
         const next = () => Promise.resolve();