diff --git a/README.md b/README.md
index 954e9b5..44fd9a0 100644
--- a/README.md
+++ b/README.md
@@ -30,9 +30,14 @@ $ python -m rtio.test.sed.output_network
 - - [ ] `rtio.cri` (`Interface` and `CRIDecoder` only)
 - - [ ] `rtio.rtlink`
 - - [ ] `rtio.sed.layouts`
-- - [ ] `rtio.sed.output_network` - Sorting network (high priority)
+- - [x] `rtio.sed.output_network` - Sorting network (high priority)
 - - [ ] `rtio.sed.output_driver`
 - [ ] Restructure to code to follow nMigen convention and re-validate existing assertions
+- - [ ] `rtio.cri` (`Interface` and `CRIDecoder` only)
+- - [ ] `rtio.rtlink`
+- - [ ] `rtio.sed.layouts`
+- - [ ] `rtio.sed.output_network`
+- - [ ] `rtio.sed.output_driver`
 
 ## License