diff --git a/plugins/lib/scope_data/data.py b/plugins/lib/scope_data/data.py
index 8f194415..ec45ccfa 100644
--- a/plugins/lib/scope_data/data.py
+++ b/plugins/lib/scope_data/data.py
@@ -27,6 +27,7 @@
             boolean
             null
         other
+            placeholder
             path
                 parent
                 self