Bump maven-pmd-plugin from 3.14.0 to 3.15.0.
diff --git a/pom.xml b/pom.xml
index ca363d6..7a44ef4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -264,7 +264,7 @@
     <commons.javadoc.version>3.3.0</commons.javadoc.version>
     <commons.surefire-report.version>3.0.0-M5</commons.surefire-report.version>
     <commons.animal-sniffer.version>1.20</commons.animal-sniffer.version>
-    <commons.pmd.version>3.14.0</commons.pmd.version>
+    <commons.pmd.version>3.15.0</commons.pmd.version>
     <japicmp.skip>false</japicmp.skip>
     <jacoco.skip>false</jacoco.skip>
     <clirr.skip>true</clirr.skip>
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index dd35a56..cbe1380 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -62,7 +62,7 @@
       <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump maven-surefire-plugin from 2.22.2 to 3.0.0-M5.</action>
       <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump maven-javadoc-plugin from 3.2.0 to 3.3.0.</action>
       <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump animal-sniffer-maven-plugin from 1.19 to 1.20.</action>
-      <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump maven-pmd-plugin from 3.13.0 to 3.14.0.</action>
+      <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump maven-pmd-plugin from 3.13.0 to 3.15.0.</action>
       <action                   dev="ggregory" type="update" due-to="Gary Gregory">Bump maven-checkstyle-plugin from 2.17 to 3.1.2.</action>
       <action                   dev="kinow, ggregory" type="update" due-to="Dependabot">Bump checkstyle from 8.45.1 to 9.2.1 #97, #100, #101.</action>
     </release>