diff --git a/checkstyle.xml b/checkstyle.xml
index 80af4b7..f6ce00c 100644
--- a/checkstyle.xml
+++ b/checkstyle.xml
@@ -9,6 +9,12 @@
     <module name="FileTabCharacter">
         <property name="eachLine" value="true" />
     </module>
+    <module name="LineLength">
+       <!-- needs extra, because Eclipse formatter ignores the ending left
+            brace -->
+       <property name="max" value="200" />
+       <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://" />
+    </module>
     <module name="TreeWalker">
         <module name="RegexpSinglelineJava">
             <property name="format" value="\s+$" />
@@ -19,12 +25,6 @@
             <property name="message" value="Javadoc @see does not need @link: pick one or the other." />
         </module>
         <module name="OuterTypeFilename" />
-        <module name="LineLength">
-            <!-- needs extra, because Eclipse formatter ignores the ending left
-            brace -->
-            <property name="max" value="200" />
-            <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://" />
-        </module>
         <module name="AvoidStarImport" />
         <module name="UnusedImports">
             <property name="processJavadoc" value="true" />
@@ -64,14 +64,10 @@
         </module>
         <module name="NonEmptyAtclauseDescription" />
         <module name="JavadocMethod">
-            <property name="allowUndeclaredRTE" value="true" />
-            <property name="allowMissingJavadoc" value="true" />
             <property name="allowMissingParamTags" value="true" />
-            <property name="allowMissingThrowsTags" value="true" />
             <property name="allowMissingReturnTag" value="true" />
             <property name="allowedAnnotations" value="Override,Test,BeforeClass,AfterClass,Before,After" />
-            <property name="allowThrowsTagsForSubclasses" value="true" />
         </module>
         <module name="SingleLineJavadoc" />
     </module>
-</module>
\ No newline at end of file
+</module>
diff --git a/pom.xml b/pom.xml
index 82d2384..3091a39 100644
--- a/pom.xml
+++ b/pom.xml
@@ -478,12 +478,12 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-checkstyle-plugin</artifactId>
-                    <version>3.0.0</version>
+                    <version>3.1.1</version>
                     <dependencies>
                         <dependency>
                             <groupId>com.puppycrawl.tools</groupId>
                             <artifactId>checkstyle</artifactId>
-                            <version>8.21</version>
+                            <version>8.29</version>
                         </dependency>
                     </dependencies>
                 </plugin>
@@ -716,5 +716,4 @@
             </properties>
         </profile>
     </profiles>
-
 </project>