diff --git a/expiring-limited-cache/pom.xml b/expiring-limited-cache/pom.xml
index 2315184..a0907e1 100644
--- a/expiring-limited-cache/pom.xml
+++ b/expiring-limited-cache/pom.xml
@@ -195,7 +195,7 @@
 					<plugin>
 						<groupId>org.codehaus.mojo</groupId>
 						<artifactId>flatten-maven-plugin</artifactId>
-						<version>1.7.3</version>
+						<version>1.8.0</version>
 						<configuration>
 							<flattenMode>ossrh</flattenMode>
 						</configuration>