diff --git a/core/build.gradle b/core/build.gradle
index c39bb183e82..9698160c033 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -109,7 +109,7 @@ dependencies {
     testCompile 'redis.clients:jedis:3.0.1'
     testCompile 'com.rabbitmq:amqp-client:5.7.2'
     testCompile 'org.mongodb:mongo-java-driver:3.10.2'
-    testCompile ('org.mockito:mockito-core:2.28.2') {
+    testCompile ('org.mockito:mockito-core:3.0.0') {
         exclude(module: 'hamcrest-core')
     }
     // Synthetic JAR used for MountableFileTest and DirectoryTarResourceTest