diff --git a/sigil/org.cauldron.bld.obr/build.properties b/sigil/org.cauldron.bld.obr/build.properties
new file mode 100644
index 0000000..34d2e4d
--- /dev/null
+++ b/sigil/org.cauldron.bld.obr/build.properties
@@ -0,0 +1,4 @@
+source.. = src/
+output.. = bin/
+bin.includes = META-INF/,\
+               .