diff --git a/datamodels/2.x/exclude.txt b/datamodels/2.x/exclude.txt
new file mode 100644
index 0000000000..3b23d86112
--- /dev/null
+++ b/datamodels/2.x/exclude.txt
@@ -0,0 +1,5 @@
+#
+# The following source files are not re-distributed with the "build" of the application
+# since they are used solely for constructing other files during the build process
+#
+combodo-db-tools