diff --git a/Feature-Matrix.md b/Feature-Matrix.md
index 6e40519..17b355b 100644
--- a/Feature-Matrix.md
+++ b/Feature-Matrix.md
@@ -43,7 +43,7 @@
 | unblock                             | ✅ | ❌ | ✅<sup>4</sup>
 | unregister                          | ✅ | ❌ | ❌
 | updateAccount                       | ✅ | ❌ | ❌
-| updateContact                       | ✅ | ❌ | ✅<sup>1</sup>
+| updateContact                       | ✅ | ❌ | ✅<sup>10</sup>
 | >   setContactName                  | ✅ | ❌ | ✅
 | >   setExpirationTimer              | ✅ | ❌ | ✅<sup>1</sup>
 | updateGroup                         | ✅ | ❌ | ✅
@@ -148,3 +148,4 @@
 7. Obsolete (no longer part of Signal 
 8. `--output json` option is supported by CLI
 9. A thumbnail has the data of an attachment, but can also be part of a quoted attachment
+10. updateContact is implemented indirectly through two subcommands: setContactName and setExpirationTimer