diff --git a/generate_classpath.sh b/generate_classpath.sh
index ec18b1b..c09b7cb 100644
--- a/generate_classpath.sh
+++ b/generate_classpath.sh
@@ -129,6 +129,7 @@ function boot_sources () {
 declare -a application_classes=(
     Main.class
     example/JavaCube.class
+    example/JavaCubeDirectoryRecordHandler.class
     model/FacePTN.class
     model/ModelObject.class
     model/CubeModel.class