diff --git a/teams/spec.toml b/teams/spec.toml
index ba6ec0b04..bae5f86de 100644
--- a/teams/spec.toml
+++ b/teams/spec.toml
@@ -9,6 +9,7 @@ members = [
     { github = "JoelMarcey", roles = ["spec-editor"] },
     "ehuss",
     "traviscross",
+    "nikomatsakis",
 ]
 alumni = []