diff --git a/pom.xml b/pom.xml
index 4a28b4890..0944ce0da 100644
--- a/pom.xml
+++ b/pom.xml
@@ -69,7 +69,7 @@
         <snakeyaml.version>2.0</snakeyaml.version>
         <woodstox.version>5.4.0</woodstox.version>
         <guava.version>32.1.2-jre</guava.version>
-        <zookeeper.version>3.8.4</zookeeper.version>
+        <zookeeper.version>3.9.3</zookeeper.version>
         <dnsjava.version>3.6.1</dnsjava.version>
     </properties>