diff --git a/docs/internal-core b/docs/internal-core
new file mode 100644
index 0000000..8f24282
--- /dev/null
+++ b/docs/internal-core
@@ -0,0 +1,7 @@
+*.impl
+*.impl.*
+
+org.onosproject.json
+org.onosproject.json.*
+:org.onosproject.common.*
+org.onosproject.security.*