diff --git a/catalog/Developer_Tools/Concurrent_Processing.yml b/catalog/Developer_Tools/Concurrent_Processing.yml
index 243d1ea7..cc1e0314 100644
--- a/catalog/Developer_Tools/Concurrent_Processing.yml
+++ b/catalog/Developer_Tools/Concurrent_Processing.yml
@@ -8,6 +8,7 @@ projects:
   - dataflow
   - eventbox
   - eventmachine
+  - solid_objects
   - tribe
   - wires
   - workers