diff --git a/pom.xml b/pom.xml
index 9e613bac..96a2bf2f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -76,7 +76,7 @@ under the License.
     <javaVersion>8</javaVersion>
     <mavenVersion>3.6.3</mavenVersion>
     <resolverVersion>1.4.1</resolverVersion>
-    <checkstyleVersion>9.3</checkstyleVersion>
+    <checkstyleVersion>12.1.1</checkstyleVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <doxiaVersion>2.0.0</doxiaVersion>
     <doxiaSitetoolsVersion>2.0.0</doxiaSitetoolsVersion>