diff --git a/sig-api-machinery/README.md b/sig-api-machinery/README.md
index d2389c6600a..132b746243d 100644
--- a/sig-api-machinery/README.md
+++ b/sig-api-machinery/README.md
@@ -77,6 +77,9 @@ The following [subprojects][subproject-definition] are owned by sig-api-machiner
   - [kubernetes/kubernetes/pkg/controller/namespace](https://github.com/kubernetes/kubernetes/blob/master/pkg/controller/namespace/OWNERS)
   - [kubernetes/kubernetes/pkg/controller/resourcequota](https://github.com/kubernetes/kubernetes/blob/master/pkg/controller/resourcequota/OWNERS)
   - [kubernetes/kubernetes/pkg/quota/v1](https://github.com/kubernetes/kubernetes/blob/master/pkg/quota/v1/OWNERS)
+### crdify
+- **Owners:**
+  - [kubernetes-sigs/crdify](https://github.com/kubernetes-sigs/crdify/blob/main/OWNERS)
 ### idl-schema-client-pipeline
 - **Owners:**
   - [kubernetes-client/gen](https://github.com/kubernetes-client/gen/blob/master/OWNERS)
diff --git a/sigs.yaml b/sigs.yaml
index 40f152fb708..8fd0f977449 100644
--- a/sigs.yaml
+++ b/sigs.yaml
@@ -87,6 +87,9 @@ sigs:
     - https://raw.githubusercontent.com/kubernetes/kubernetes/master/pkg/controller/namespace/OWNERS
     - https://raw.githubusercontent.com/kubernetes/kubernetes/master/pkg/controller/resourcequota/OWNERS
     - https://raw.githubusercontent.com/kubernetes/kubernetes/master/pkg/quota/v1/OWNERS
+  - name: crdify
+    owners:
+    - https://raw.githubusercontent.com/kubernetes-sigs/crdify/main/OWNERS
   - name: idl-schema-client-pipeline
     owners:
     - https://raw.githubusercontent.com/kubernetes-client/gen/master/OWNERS