diff --git a/pom.xml b/pom.xml
index 786a74638..aca71676c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -164,7 +164,7 @@
         <maven-surefire-plugin-version>3.1.2</maven-surefire-plugin-version>
         <maven-javadoc-plugin-version>3.5.0</maven-javadoc-plugin-version>
         <maven-release-plugin-version>3.3.1</maven-release-plugin-version>
-        <flatten-maven-plugin-version>1.5.0</flatten-maven-plugin-version>
+        <flatten-maven-plugin-version>1.7.3</flatten-maven-plugin-version>
         <metrics-cdi-version>1.3.3</metrics-cdi-version>
         <mycila-license-version>3.0</mycila-license-version>
         <pax-cdi-version>1.0.0</pax-cdi-version>