diff --git a/pom.xml b/pom.xml
index 7c899a0..1b4de10 100644
--- a/pom.xml
+++ b/pom.xml
@@ -95,7 +95,7 @@
       <plugin>
         <groupId>org.pitest</groupId>
         <artifactId>pitest-maven</artifactId>
-        <version>1.5.2</version>
+        <version>1.9.3</version>
         <configuration>
           <targetClasses>
             <param>org.piwik.java.tracking*</param>