diff --git a/jgvariant-parent/pom.xml b/jgvariant-parent/pom.xml
index 24d603e..30b0a09 100644
--- a/jgvariant-parent/pom.xml
+++ b/jgvariant-parent/pom.xml
@@ -57,7 +57,7 @@
 
     <compiler-plugin.version>3.11.0</compiler-plugin.version>
     <failsafe-plugin.version>${surefire-plugin.version}</failsafe-plugin.version>
-    <flatten-plugin.version>1.4.1</flatten-plugin.version>
+    <flatten-plugin.version>1.5.0</flatten-plugin.version>
     <jar-plugin.version>3.3.0</jar-plugin.version>
     <maven-scm-plugin.version>2.0.0</maven-scm-plugin.version>
     <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>