diff --git a/janusgraph-es/src/test/java/org/janusgraph/diskstorage/es/rest/RestClientSetupTest.java b/janusgraph-es/src/test/java/org/janusgraph/diskstorage/es/rest/RestClientSetupTest.java
index 5df74dd7a01..7b2c8755d89 100644
--- a/janusgraph-es/src/test/java/org/janusgraph/diskstorage/es/rest/RestClientSetupTest.java
+++ b/janusgraph-es/src/test/java/org/janusgraph/diskstorage/es/rest/RestClientSetupTest.java
@@ -63,7 +63,6 @@
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.anyBoolean;
 import static org.mockito.Mockito.anyInt;
-import static org.mockito.Mockito.anyObject;
 import static org.mockito.Mockito.anyString;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.eq;
@@ -306,7 +305,7 @@ private CredentialsProvider basicAuthTestBase(final Map<String, String> extraCon
                 );
 
         final HttpAsyncClientBuilder hacb = mock(HttpAsyncClientBuilder.class);
-        doReturn(hacb).when(hacb).setDefaultCredentialsProvider(anyObject());
+        doReturn(hacb).when(hacb).setDefaultCredentialsProvider(any());
         hccc.customizeHttpClient(hacb);
 
         final ArgumentCaptor<BasicCredentialsProvider> cpCaptor = ArgumentCaptor.forClass(BasicCredentialsProvider.class);
diff --git a/janusgraph-inmemory/src/test/java/org/janusgraph/diskstorage/inmemory/InMemoryColumnValueStoreTest.java b/janusgraph-inmemory/src/test/java/org/janusgraph/diskstorage/inmemory/InMemoryColumnValueStoreTest.java
index 19ca6200c98..36e77b61c38 100644
--- a/janusgraph-inmemory/src/test/java/org/janusgraph/diskstorage/inmemory/InMemoryColumnValueStoreTest.java
+++ b/janusgraph-inmemory/src/test/java/org/janusgraph/diskstorage/inmemory/InMemoryColumnValueStoreTest.java
@@ -39,7 +39,7 @@
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
-import static org.mockito.Matchers.eq;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
diff --git a/pom.xml b/pom.xml
index f6d31e27a36..3e3f0eb8959 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
         <tinkerpop.version>3.5.3</tinkerpop.version>
         <junit-platform.version>1.8.2</junit-platform.version>
         <junit.version>5.8.2</junit.version>
-        <mockito.version>3.12.4</mockito.version>
+        <mockito.version>4.6.1</mockito.version>
         <jamm.version>0.3.0</jamm.version>
         <metrics.version>4.1.18</metrics.version>
         <slf4j.version>1.7.35</slf4j.version>