Upgrading checkstyle and asciidoctorj-pdf
diff --git a/pom.xml b/pom.xml
index 736dd91..9ad1184 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2246,7 +2246,7 @@
             <dependency>
               <groupId>com.puppycrawl.tools</groupId>
               <artifactId>checkstyle</artifactId>
-              <version>10.3</version>
+              <version>10.3.1</version>
             </dependency>
           </dependencies>
           <configuration>
@@ -2708,7 +2708,7 @@
               <dependency>
                 <groupId>org.asciidoctor</groupId>
                 <artifactId>asciidoctorj-pdf</artifactId>
-                <version>2.0.8</version>
+                <version>2.1.4</version>
               </dependency>
             </dependencies>
             <configuration>