diff --git a/pom.xml b/pom.xml
index e16ad8e..ca85905 100644
--- a/pom.xml
+++ b/pom.xml
@@ -171,7 +171,7 @@
             <dependency>
                 <groupId>org.mockito</groupId>
                 <artifactId>mockito-core</artifactId>
-                <version>2.18.3</version>
+                <version>2.23.0</version>
             </dependency>
             <dependency>
                 <groupId>org.reactivestreams</groupId>