diff --git a/seqreader-app/pom.xml b/seqreader-app/pom.xml
index fbf4e69..9046d91 100644
--- a/seqreader-app/pom.xml
+++ b/seqreader-app/pom.xml
@@ -68,7 +68,7 @@
     <dependency>
         <groupId>net.sf.py4j</groupId>
         <artifactId>py4j</artifactId>
-        <version>0.10.9.5</version>
+        <version>0.10.9.9</version>
     </dependency>
   </dependencies>