diff --git a/graalwasm/graalwasm-embed-c-code-guide/pom.xml b/graalwasm/graalwasm-embed-c-code-guide/pom.xml
index d54c41a..97969fb 100644
--- a/graalwasm/graalwasm-embed-c-code-guide/pom.xml
+++ b/graalwasm/graalwasm-embed-c-code-guide/pom.xml
@@ -128,6 +128,9 @@
                         </configuration>
                     </execution>
                 </executions>
+                <configuration>
+                    <mainClass>com.example.App</mainClass>
+                </configuration>
             </plugin>
         </plugins>
     </build>