diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index d4ecfa5..e937724 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -8,9 +8,9 @@
 # CI fails if this file drifts from its source, and rejects PRs that
 # edit this file directly without also editing the yml.
 
-*             @ragnorc
+*             @ragnorc @aaltshuler
 
-crates/**     @ragnorc
+crates/**     @ragnorc @aaltshuler
 docs/**       @ragnorc
 README.md     @ragnorc
 AGENTS.md     @ragnorc
diff --git a/.github/codeowners-roles.yml b/.github/codeowners-roles.yml
index c5e36a9..ce4014d 100644
--- a/.github/codeowners-roles.yml
+++ b/.github/codeowners-roles.yml
@@ -22,6 +22,7 @@ roles:
       compiler.
     members:
       - ragnorc
+      - aaltshuler
 
   docs:
     description: >
diff --git a/docs/dev/codeowners.md b/docs/dev/codeowners.md
index 14bba0b..50c4dc7 100644
--- a/docs/dev/codeowners.md
+++ b/docs/dev/codeowners.md
@@ -14,8 +14,8 @@ The tables below are **generated** from `.github/codeowners-roles.yml` by `.gith
 
 | Path | Owners | Role(s) |
 |---|---|---|
-| `*` | @ragnorc | engineering |
-| `crates/**` | @ragnorc | engineering |
+| `*` | @ragnorc @aaltshuler | engineering |
+| `crates/**` | @ragnorc @aaltshuler | engineering |
 | `docs/**` | @ragnorc | docs |
 | `README.md` | @ragnorc | docs |
 | `AGENTS.md` | @ragnorc | docs |
@@ -26,7 +26,7 @@ The tables below are **generated** from `.github/codeowners-roles.yml` by `.gith
 
 | Role | Members | Description |
 |---|---|---|
-| `engineering` | @ragnorc | All production code under crates/**. Engine, CLI, server, compiler. |
+| `engineering` | @ragnorc @aaltshuler | All production code under crates/**. Engine, CLI, server, compiler. |
 | `docs` | @ragnorc | Documentation under docs/**, plus repo-level docs (README.md, AGENTS.md, CLAUDE.md symlink, SECURITY.md). |
 
 <!-- END GENERATED OWNERSHIP -->