diff --git a/pom.xml b/pom.xml
index f962f8c7..98830818 100644
--- a/pom.xml
+++ b/pom.xml
@@ -157,7 +157,7 @@
       <groupId>org.assertj</groupId>
       <artifactId>assertj-core</artifactId>
       <!-- use 2.9.0 for Java 7 projects -->
-      <version>3.9.0</version>
+      <version>3.14.0</version>
       <scope>test</scope>
     </dependency>
   </dependencies>