diff --git a/pom.xml b/pom.xml
index c8d757a..4912a23 100644
--- a/pom.xml
+++ b/pom.xml
@@ -95,7 +95,7 @@
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>
                     <artifactId>flatten-maven-plugin</artifactId>
-                    <version>1.6.0</version>
+                    <version>1.7.3</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>