diff --git a/pom.xml b/pom.xml
index 9c951d6..55e3a5f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
         <slf4j.version>1.7.36</slf4j.version>
         <junit.version>5.13.4</junit.version>
         <jacoco.version>0.8.14</jacoco.version>
-        <checkstyle.version>13.6.0</checkstyle.version>
+        <checkstyle.version>13.9.0</checkstyle.version>
         <checkstyle.config.location>checkstyle.xml</checkstyle.config.location>
         <maven-surefire.version>3.5.6</maven-surefire.version>
         <maven-source.version>3.4.0</maven-source.version>