diff --git a/build.gradle b/build.gradle
index 05d5aee..71277ce 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,7 +30,7 @@ test {
 }
 
 checkstyle {
-    toolVersion '8.31'
+    toolVersion '9.3'
     maxWarnings 0
 }
 
diff --git a/config/checkstyle/checkstyle.xml b/config/checkstyle/checkstyle.xml
index 23fb069..a36ea16 100644
--- a/config/checkstyle/checkstyle.xml
+++ b/config/checkstyle/checkstyle.xml
@@ -296,7 +296,6 @@
                       value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
         </module>
         <module name="JavadocMethod">
-            <property name="scope" value="public"/>
             <property name="allowMissingParamTags" value="true"/>
             <property name="allowMissingReturnTag" value="true"/>
             <property name="allowedAnnotations" value="Override, Test"/>