diff --git a/src/test/java/com/restfb/testutils/BatchRequestAssert.java b/src/test/java/com/restfb/testutils/BatchRequestAssert.java
index c63bf4213..b52cdfdf5 100644
--- a/src/test/java/com/restfb/testutils/BatchRequestAssert.java
+++ b/src/test/java/com/restfb/testutils/BatchRequestAssert.java
@@ -22,10 +22,11 @@
 package com.restfb.testutils;
 
 import org.assertj.core.api.AbstractAssert;
-import org.assertj.core.util.Objects;
 
 import com.restfb.batch.BatchRequest;
 
+import java.util.Objects;
+
 public class BatchRequestAssert extends AbstractAssert<BatchRequestAssert, BatchRequest> {
 
   private BatchRequestAssert(BatchRequest batchRequest) {
@@ -39,7 +40,7 @@ public static BatchRequestAssert assertThat(BatchRequest actual) {
   public BatchRequestAssert hasMethod(String method) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getMethod(), method)) {
+    if (!Objects.deepEquals(actual.getMethod(), method)) {
       failWithMessage("Expected http method should be <%s> but was <%s>", method, actual.getMethod());
     }
 
@@ -49,7 +50,7 @@ public BatchRequestAssert hasMethod(String method) {
   public BatchRequestAssert hasName(String name) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getName(), name)) {
+    if (!Objects.deepEquals(actual.getName(), name)) {
       failWithMessage("Expected name should be <%s> but was <%s>", name, actual.getName());
     }
 
@@ -59,7 +60,7 @@ public BatchRequestAssert hasName(String name) {
   public BatchRequestAssert hasRelativeUrl(String relativeUrl) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getRelativeUrl(), relativeUrl)) {
+    if (!Objects.deepEquals(actual.getRelativeUrl(), relativeUrl)) {
       failWithMessage("Expected relative URL should be <%s> but was <%s>", relativeUrl, actual.getRelativeUrl());
     }
 
@@ -69,7 +70,7 @@ public BatchRequestAssert hasRelativeUrl(String relativeUrl) {
   public BatchRequestAssert hasBody(String body) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getBody(), body)) {
+    if (!Objects.deepEquals(actual.getBody(), body)) {
       failWithMessage("Expected relative URL should be <%s> but was <%s>", body, actual.getBody());
     }
 
@@ -79,7 +80,7 @@ public BatchRequestAssert hasBody(String body) {
   public BatchRequestAssert hasDependsOn(String dependsOn) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getDependsOn(), dependsOn)) {
+    if (!Objects.deepEquals(actual.getDependsOn(), dependsOn)) {
       failWithMessage("Expected 'depends on' should be <%s> but was <%s>", dependsOn, actual.getDependsOn());
     }
 
@@ -89,7 +90,7 @@ public BatchRequestAssert hasDependsOn(String dependsOn) {
   public BatchRequestAssert hasAttachedFiles(String attachedFiles) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getAttachedFiles(), attachedFiles)) {
+    if (!Objects.deepEquals(actual.getAttachedFiles(), attachedFiles)) {
       failWithMessage("Expected attached files should be <%s> but was <%s>", attachedFiles, actual.getAttachedFiles());
     }
 
@@ -99,7 +100,7 @@ public BatchRequestAssert hasAttachedFiles(String attachedFiles) {
   public BatchRequestAssert isOmitResponseOnSuccess() {
     isNotNull();
 
-    if (!Objects.areEqual(actual.isOmitResponseOnSuccess(), true)) {
+    if (!Objects.deepEquals(actual.isOmitResponseOnSuccess(), true)) {
       failWithMessage("Expected omitResponseOnSuccess should be <%s> but was <%s>", true,
         actual.isOmitResponseOnSuccess());
     }
diff --git a/src/test/java/com/restfb/testutils/BinaryAttachmentAssert.java b/src/test/java/com/restfb/testutils/BinaryAttachmentAssert.java
index dbad2c430..d5f2c0092 100644
--- a/src/test/java/com/restfb/testutils/BinaryAttachmentAssert.java
+++ b/src/test/java/com/restfb/testutils/BinaryAttachmentAssert.java
@@ -22,10 +22,11 @@
 package com.restfb.testutils;
 
 import org.assertj.core.api.AbstractAssert;
-import org.assertj.core.util.Objects;
 
 import com.restfb.BinaryAttachment;
 
+import java.util.Objects;
+
 public class BinaryAttachmentAssert extends AbstractAssert<BinaryAttachmentAssert, BinaryAttachment> {
 
   public BinaryAttachmentAssert(BinaryAttachment actual) {
@@ -39,7 +40,7 @@ public static BinaryAttachmentAssert assertThat(BinaryAttachment actual) {
   public BinaryAttachmentAssert hasFileName(String filename) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getFilename(), filename)) {
+    if (!Objects.deepEquals(actual.getFilename(), filename)) {
       failWithMessage("Expected filename should be <%s> but was <%s>", filename, actual.getFilename());
     }
 
@@ -49,7 +50,7 @@ public BinaryAttachmentAssert hasFileName(String filename) {
   public BinaryAttachmentAssert hasContentType(String contentType) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getContentType(), contentType)) {
+    if (!Objects.deepEquals(actual.getContentType(), contentType)) {
       failWithMessage("Expected content type should be <%s> but was <%s>", contentType, actual.getContentType());
     }
 
diff --git a/src/test/java/com/restfb/testutils/FakeWebRequestorAssert.java b/src/test/java/com/restfb/testutils/FakeWebRequestorAssert.java
index 35b1e3386..41849a302 100644
--- a/src/test/java/com/restfb/testutils/FakeWebRequestorAssert.java
+++ b/src/test/java/com/restfb/testutils/FakeWebRequestorAssert.java
@@ -24,7 +24,8 @@
 import com.restfb.FakeWebRequestor;
 
 import org.assertj.core.api.AbstractAssert;
-import org.assertj.core.util.Objects;
+
+import java.util.Objects;
 
 public class FakeWebRequestorAssert extends AbstractAssert<FakeWebRequestorAssert, FakeWebRequestor> {
 
@@ -39,7 +40,7 @@ public static FakeWebRequestorAssert assertThat(FakeWebRequestor actual) {
   public FakeWebRequestorAssert isSavedUrlEqualTo(String url) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getSavedUrl(), url)) {
+    if (!Objects.deepEquals(actual.getSavedUrl(), url)) {
       failWithMessage("Expected saved url should be <%s> but was <%s>", url, actual.getSavedUrl());
     }
 
@@ -49,7 +50,7 @@ public FakeWebRequestorAssert isSavedUrlEqualTo(String url) {
   public FakeWebRequestorAssert isParametersEqualTo(String parameters) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.getParameters(), parameters)) {
+    if (!Objects.deepEquals(actual.getParameters(), parameters)) {
       failWithMessage("Expected parameters should be <%s> but was <%s>", parameters, actual.getParameters());
     }
 
diff --git a/src/test/java/com/restfb/testutils/ParameterAssert.java b/src/test/java/com/restfb/testutils/ParameterAssert.java
index ad7132f2f..26bd89f21 100644
--- a/src/test/java/com/restfb/testutils/ParameterAssert.java
+++ b/src/test/java/com/restfb/testutils/ParameterAssert.java
@@ -24,7 +24,8 @@
 import com.restfb.Parameter;
 
 import org.assertj.core.api.AbstractAssert;
-import org.assertj.core.util.Objects;
+
+import java.util.Objects;
 
 public class ParameterAssert extends AbstractAssert<ParameterAssert, Parameter> {
 
@@ -39,7 +40,7 @@ public static ParameterAssert assertThat(Parameter actual) {
   public ParameterAssert hasName(String name) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.name, name)) {
+    if (!Objects.deepEquals(actual.name, name)) {
       failWithMessage("Expected name should be <%s> but was <%s>", name, actual.name);
     }
 
@@ -49,7 +50,7 @@ public ParameterAssert hasName(String name) {
   public ParameterAssert hasValue(Object value) {
     isNotNull();
 
-    if (!Objects.areEqual(actual.value, value)) {
+    if (!Objects.deepEquals(actual.value, value)) {
       failWithMessage("Expected value should be <%s> but was <%s>", value, actual.value);
     }