diff --git a/pom.xml b/pom.xml
index 1776705..0db684f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -96,7 +96,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-testing</artifactId>
-      <version>1.3.0</version>
+      <version>1.4.0</version>
       <scope>test</scope>
     </dependency>
     <!-- Sisu and dependencies -->