diff --git a/src/main/java/org/ntlab/rdlcanvas/parser/Parser.java b/src/main/java/org/ntlab/rdlcanvas/parser/Parser.java
new file mode 100644
index 0000000..fd22ade
--- /dev/null
+++ b/src/main/java/org/ntlab/rdlcanvas/parser/Parser.java
@@ -0,0 +1,4 @@
+package org.ntlab.rdlcanvas.parser;
+
+public class Parser {
+}
diff --git a/src/main/java/org/ntlab/rdlcanvas/rdlgenerator/RDLGenerator.java b/src/main/java/org/ntlab/rdlcanvas/rdlgenerator/RDLGenerator.java
new file mode 100644
index 0000000..c7990c7
--- /dev/null
+++ b/src/main/java/org/ntlab/rdlcanvas/rdlgenerator/RDLGenerator.java
@@ -0,0 +1,4 @@
+package org.ntlab.rdlcanvas.rdlgenerator;
+
+public class RDLGenerator {
+}