diff --git a/test/internal/remote/ApiClient.spec.ts b/test/internal/remote/ApiClient.spec.ts
index 7acdad86..ffaa1a0a 100644
--- a/test/internal/remote/ApiClient.spec.ts
+++ b/test/internal/remote/ApiClient.spec.ts
@@ -39,7 +39,7 @@ suite('internal/remote/ApiClient', () => {
               ctx.set('Content-Length', '10'),
               ctx.json({
                 evaluations: user1Evaluations,
-                user_evaluations_id: 'user_evaluations_id_value',
+                userEvaluationsId: 'user_evaluations_id_value',
               }),
             )
           })
diff --git a/test/mocks/evaluations.ts b/test/mocks/evaluations.ts
index 624ed688..7ca97497 100644
--- a/test/mocks/evaluations.ts
+++ b/test/mocks/evaluations.ts
@@ -4,11 +4,11 @@ import { UserEvaluations } from '../../src/internal/model/UserEvaluations'
 
 export const evaluation1: Evaluation ={
   id: 'test-feature-1:9:user id 1',
-  feature_id: 'test-feature-1',
-  feature_version: 9,
-  user_id: 'user id 1',
-  variation_id: 'test-feature-1-variation-A',
-  variation_value: 'test variation value1',
+  featureId: 'test-feature-1',
+  featureVersion: 9,
+  userId: 'user id 1',
+  variationId: 'test-feature-1-variation-A',
+  variationValue: 'test variation value1',
   variation: {
     id: 'test-feature-1-variation-A',
     value: 'test variation value1',
@@ -20,11 +20,11 @@ export const evaluation1: Evaluation ={
 
 export const evaluation2: Evaluation = {
   id: 'test-feature-2:9:user id 1',
-  feature_id: 'test-feature-2',
-  feature_version: 9,
-  user_id: 'user id 1',
-  variation_id: 'test-feature-2-variation-A',
-  variation_value: 'test variation value2',
+  featureId: 'test-feature-2',
+  featureVersion: 9,
+  userId: 'user id 1',
+  variationId: 'test-feature-2-variation-A',
+  variationValue: 'test variation value2',
   variation: {
     id: 'test-feature-2-variation-A',
     value: 'test variation value2',
@@ -37,11 +37,11 @@ export const evaluation2: Evaluation = {
 
 export const evaluation3: Evaluation = {
   id:'test-feature-1:9:user id 2',
-  feature_id: 'test-feature-3',
-  feature_version: 9,
-  user_id: 'user id 2',
-  variation_id: 'test-feature-1-variation-A',
-  variation_value: 'test variation value2',
+  featureId: 'test-feature-3',
+  featureVersion: 9,
+  userId: 'user id 2',
+  variationId: 'test-feature-1-variation-A',
+  variationValue: 'test variation value2',
   variation: {
     id: 'test-feature-1-variation-A',
     value: 'test variation value2',