diff --git a/.gitignore b/.gitignore
index fe0d85587..77e5f64ea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,5 +21,8 @@ blog/docs/images/case-studies/
 .project
 *.class
 
+# Don't include maven wrapper jar
+maven-wrapper.jar
+
 # Ignore Python virtual environments
 .venv
diff --git a/code-samples/community/serving/helloworld-java-micronaut/.mvn/wrapper/maven-wrapper.jar b/code-samples/community/serving/helloworld-java-micronaut/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100644
index 08ebbb67f..000000000
Binary files a/code-samples/community/serving/helloworld-java-micronaut/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/code-samples/community/serving/helloworld-java-quarkus/.mvn/wrapper/maven-wrapper.jar b/code-samples/community/serving/helloworld-java-quarkus/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100644
index e89f07c22..000000000
Binary files a/code-samples/community/serving/helloworld-java-quarkus/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/code-samples/community/serving/helloworld-java-quarkus/README.md b/code-samples/community/serving/helloworld-java-quarkus/README.md
index 317b95d29..0d12d0326 100644
--- a/code-samples/community/serving/helloworld-java-quarkus/README.md
+++ b/code-samples/community/serving/helloworld-java-quarkus/README.md
@@ -202,6 +202,7 @@ which you update and create the necessary build and configuration files:
 1. Run the application locally:
 
    ```bash
+   mvn wrapper:wrapper
    ./mvnw compile quarkus:dev
    ```
 
diff --git a/code-samples/serving/cloudevents/cloudevents-spring/.mvn/wrapper/maven-wrapper.jar b/code-samples/serving/cloudevents/cloudevents-spring/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100644
index 2cc7d4a55..000000000
Binary files a/code-samples/serving/cloudevents/cloudevents-spring/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/code-samples/serving/hello-world/helloworld-java-spark/.mvn/wrapper/maven-wrapper.jar b/code-samples/serving/hello-world/helloworld-java-spark/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100755
index 01e679973..000000000
Binary files a/code-samples/serving/hello-world/helloworld-java-spark/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/code-samples/serving/hello-world/helloworld-java-spark/README.md b/code-samples/serving/hello-world/helloworld-java-spark/README.md
index b2bfe4104..d39ac4f40 100644
--- a/code-samples/serving/hello-world/helloworld-java-spark/README.md
+++ b/code-samples/serving/hello-world/helloworld-java-spark/README.md
@@ -29,6 +29,7 @@ cd knative-docs/code-samples/serving/hello-world/helloworld-java
 1. Run the application locally:
 
    ```bash
+   mvn wrapper:wrapper
    ./mvnw package && java -jar target/helloworld-0.0.1-SNAPSHOT-jar-with-dependencies.jar
    ```
 
diff --git a/code-samples/serving/hello-world/helloworld-java-spring/.mvn/wrapper/maven-wrapper.jar b/code-samples/serving/hello-world/helloworld-java-spring/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100644
index 9cc84ea9b..000000000
Binary files a/code-samples/serving/hello-world/helloworld-java-spring/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/code-samples/serving/hello-world/helloworld-java-spring/README.md b/code-samples/serving/hello-world/helloworld-java-spring/README.md
index e7920204c..3b0a3902f 100644
--- a/code-samples/serving/hello-world/helloworld-java-spring/README.md
+++ b/code-samples/serving/hello-world/helloworld-java-spring/README.md
@@ -74,6 +74,7 @@ cd knative-docs/code-samples/serving/hello-world/helloworld-java-spring
 1. Run the application locally:
 
     ```bash
+    mvn wrapper:wrapper
     ./mvnw package && java -jar target/helloworld-0.0.1-SNAPSHOT.jar
     ```