diff --git a/chapter4/knative-quarkus-function-ce/.mvn/wrapper/maven-wrapper.properties b/chapter4/knative-quarkus-function-ce/.mvn/wrapper/maven-wrapper.properties
index c595b00..216df05 100644
--- a/chapter4/knative-quarkus-function-ce/.mvn/wrapper/maven-wrapper.properties
+++ b/chapter4/knative-quarkus-function-ce/.mvn/wrapper/maven-wrapper.properties
@@ -1,3 +1,3 @@
 wrapperVersion=3.3.4
 distributionType=only-script
-distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.14/apache-maven-3.9.14-bin.zip
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.16/apache-maven-3.9.16-bin.zip