diff --git a/code-samples/02-Client-Server/instructions.md b/code-samples/02-Client-Server/instructions.md
index 20116f0..6ac7414 100644
--- a/code-samples/02-Client-Server/instructions.md
+++ b/code-samples/02-Client-Server/instructions.md
@@ -24,3 +24,26 @@ Refer: http://sparkjava.com/tutorials/maven-setup
     </dependency>
 </dependencies>
 ```
+
+Also modify:
+
+```xml
+  <maven.compiler.source>1.8</maven.compiler.source>
+  <maven.compiler.target>1.8</maven.compiler.target>
+```
+
+from `1.7` to `1.8`.
+
+## Replace the code in App.java
+
+```java
+package com.algogrit.java;
+
+import static spark.Spark.*;
+
+public class App {
+    public static void main(String[] args) {
+        get("/hello", (req, res) -> "Hello World");
+    }
+}
+```