diff --git a/core/build.gradle b/core/build.gradle
index 1f08c0159b2..d9dee98ee6b 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -104,7 +104,7 @@ dependencies {
     testCompile 'redis.clients:jedis:3.0.1'
     testCompile 'com.rabbitmq:amqp-client:5.7.0'
     testCompile 'org.mongodb:mongo-java-driver:3.10.2'
-    testCompile ('org.mockito:mockito-core:2.26.0') {
+    testCompile ('org.mockito:mockito-core:2.27.0') {
         exclude(module: 'hamcrest-core')
     }
     // Synthetic JAR used for MountableFileTest and DirectoryTarResourceTest