diff --git a/bucklets/onos.bucklet b/bucklets/onos.bucklet
index 4db1738..b2556c9 100644
--- a/bucklets/onos.bucklet
+++ b/bucklets/onos.bucklet
@@ -129,7 +129,7 @@
     debug = False,
     import_packages = '*',
     dynamicimport_packages = '',
-    export_packages = '*',
+    export_packages = '!.,!*.impl.*,!*.internal.*,*',
     package_name_root = 'org.onosproject',
     include_resources = {},
     web_context = NONE,