diff --git a/pom.xml b/pom.xml
index f70f5c688..9e0095234 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
         <commons.jira.id>JEXL</commons.jira.id>
         <commons.jira.pid>12310479</commons.jira.pid>
         <checkstyle.plugin.version>3.1.2</checkstyle.plugin.version>
-        <checksyle.version>8.45.1</checksyle.version>
+        <checksyle.version>9.0.1</checksyle.version>
 
         <!-- override of Jacoco properties defined in CP52 -->
         <commons.jacoco.version>0.8.7</commons.jacoco.version>