diff --git a/README.md b/README.md
index a3b28737e1e208a98add68a29c91271da7eb6c2b..10b80b12e88d6dc5aadef3d65f91a483cdccfa63 100644
--- a/README.md
+++ b/README.md
@@ -44,12 +44,14 @@ Add symbols with names that make sense, try to follow and come up with a Fab nam
 - [x] Radios
 - [x] Crystals
 - [x] Buttons and switches
-- [ ] Connectors
-- [ ] Jacks and plugs
-- [ ] Battery holders
-- [ ] USB chips and connectors
+- [x] Connectors
+- [x] Jacks and plugs
+- [x] Battery holders
+- [x] USB chips and connectors
 - [x] SD card socket
 
+Next step: Create a list of parts to test against. Maybe the [Fab Electronics Inventory](https://gitlab.fabcloud.org/pub/inventory/electronics) project can be useful here.
+
 ## Contributing
 
 Please refer to the [CONTRIBUTING](CONTRIBUTING.md) document. Run `test.py` locally before `git push`.