diff --git a/pom.xml b/pom.xml
index e790341..49ef13b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
     <java.minimum.version>1.9</java.minimum.version>
 
     <!-- Plugin versions -->
-    <checkstyle.version>10.20.2</checkstyle.version>
+    <checkstyle.version>10.21.0</checkstyle.version>
     <checkstyle-plugin.version>3.6.0</checkstyle-plugin.version>
     <compiler-plugin.version>3.13.0</compiler-plugin.version>
     <gpg-plugin.version>3.2.7</gpg-plugin.version>