diff --git a/README.md b/README.md
index 9769a49..9a2db9c 100644
--- a/README.md
+++ b/README.md
@@ -12,18 +12,18 @@ This is currently a work-in-progress! However many features presently work:
 
 | Feature                               | Read  | Write |
 |---------------------------------------|:-----:|:-----:|
-| Standard .wav files                   | ☑️   | ☑️ |
-| Transparent promotion to RF64/BW64    | ☑️   |    |
+| Standard .wav files                   | ☑️   | ☑  ️ |
+| Transparent promotion to RF64/BW64    | ☑️   |     |
 | Unified interface for regular and extended Wave format | ☑️  |  |
-| Channel/speaker map metadata          | ☑️    |    |
-| Ambisonic B-format metadata           | ☑️    |   |
-| EBU Broadcast-WAVE metadata           | ☑️   |    |
-| Basic iXML/ADM metadata               | ☑️    |    |
-| Enhanced iXML metadata support        |        |    |
-| Broadcast-WAVE Level overview `levl` metadata         |    |    |
-| Cue list metadata                     | ☑️   |    |
-| Sampler and instrument metadata       |    |    |
-| Enhanced Wave file form validation    | ☑️   |    |
+| Channel/speaker map metadata          | ☑️   |     |
+| Ambisonic B-format metadata           | ☑️   |     |
+| EBU Broadcast-WAVE metadata           | ☑️   |     |
+| Basic iXML/ADM metadata               | ☑️   |     |
+| Enhanced iXML metadata support        |     |     |
+| Broadcast-WAVE Level overview `levl` metadata     |    |    |
+| Cue list metadata                     | ☑️   |     |
+| Sampler and instrument metadata       |     |     |
+| Enhanced Wave file form validation    | ☑ ️  |     |
 
 
 ## Use Examples