diff --git a/README.md b/README.md
index e0ab3bb..02fc744 100644
--- a/README.md
+++ b/README.md
@@ -22,8 +22,8 @@ to produce somewhat well-sounding instruments and music performance.
 - [x] Build & project setup, get working hello-world program.
 - [x] QML hello-world program: basic increment/reset counter
 - [x] RtAudio hello-world: basic sine output
-- [ ] Connect UI control to sound output, add a slider for frequency control
-- [ ] Add note control a keyboard. Coordinate on-off events to
+- [x] Connect UI control to sound output, add a slider for frequency control
+- [x] Add note control a keyboard. Coordinate on-off events to
       start and stop tone generation
 - [ ] Add note control via a MIDI interface using RtMidi. Ideally should be able to connect
       to external midi controllers/apps (like musescore)