diff --git a/orgs/contributors.yml b/orgs/contributors.yml
index d3812239e..e583a42f3 100644
--- a/orgs/contributors.yml
+++ b/orgs/contributors.yml
@@ -212,3 +212,4 @@ orgs:
     - Jobsby
     - jorbaum
     - ivo1116
+    - t-schoell
diff --git a/toc/working-groups/app-runtime-interfaces.md b/toc/working-groups/app-runtime-interfaces.md
index 558f328ad..e6677b5cb 100644
--- a/toc/working-groups/app-runtime-interfaces.md
+++ b/toc/working-groups/app-runtime-interfaces.md
@@ -59,6 +59,9 @@ areas:
     github: salzmannsusan
   - name: Alan Moran
     github: bonzofenix
+  reviewers:
+  - name: Tibor Schöll
+    github: t-schoell
   bots:
   - name: App Autoscaler CI Bot
     github: app-autoscaler-ci-bot