diff --git a/clients/pom.xml b/clients/pom.xml
index fedd2a0..a0e0577 100644
--- a/clients/pom.xml
+++ b/clients/pom.xml
@@ -95,7 +95,7 @@
     <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
     <os-maven-plugin.version>1.4.1.Final</os-maven-plugin.version>
     <protobuf-maven-plugin.version>0.6.1</protobuf-maven-plugin.version>
-    <puppycrawl.checkstyle.version>6.19</puppycrawl.checkstyle.version>
+    <puppycrawl.checkstyle.version>8.29</puppycrawl.checkstyle.version>
     <spotbugs-maven-plugin.version>3.1.8</spotbugs-maven-plugin.version>
   </properties>