diff --git a/pom.xml b/pom.xml
index baae3553..281b5181 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,7 +74,7 @@
 		<exec-maven-plugin.version>3.1.0</exec-maven-plugin.version>
 		<nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
 		<maven-jar-plugin.version>3.3.0</maven-jar-plugin.version>
-		<flatten-maven-plugin.version>1.3.0</flatten-maven-plugin.version>
+		<flatten-maven-plugin.version>1.7.3</flatten-maven-plugin.version>
 		<maven-source-plugin.version>3.2.1</maven-source-plugin.version>
 		<maven-javadoc-plugin.version>3.4.1</maven-javadoc-plugin.version>
 		<maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>