diff --git a/pom.xml b/pom.xml
index 1122fe1f..e9b1bfa9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,7 +83,7 @@
     <maven.assembly.plugin.version>3.7.1</maven.assembly.plugin.version>
     <maven.install.plugin.version>3.1.3</maven.install.plugin.version>
     <maven.jar.plugin.version>3.4.2</maven.jar.plugin.version>
-    <buildnumber.plugin.version>3.2.0</buildnumber.plugin.version>
+    <buildnumber.plugin.version>3.2.1</buildnumber.plugin.version>
     <maven.surefire.plugin.version>3.5.0</maven.surefire.plugin.version>
     <maven.failsafe.plugin.version>3.5.0</maven.failsafe.plugin.version>
     <build-helper-maven-plugin.version>3.6.0</build-helper-maven-plugin.version>