diff --git a/pom.xml b/pom.xml
index 31d47e5..e784327 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
         <checkstyle.suppressions.xml>src/main/checkstyle/suppressions.xml</checkstyle.suppressions.xml>
         <checkstyle.core.version>8.40</checkstyle.core.version>
         <javadoc.version>3.12.0</javadoc.version>
-        <pmd.version>3.27.0</pmd.version>
+        <pmd.version>3.28.0</pmd.version>
         <project.info.version>3.9.0</project.info.version>
         <jxr.version>3.6.0</jxr.version>
         <taglist.version>3.2.1</taglist.version>