diff --git a/slides/k8s/bootstrap.md b/slides/k8s/bootstrap.md
index 25feeb95..a1865d71 100644
--- a/slides/k8s/bootstrap.md
+++ b/slides/k8s/bootstrap.md
@@ -160,7 +160,7 @@ class: extra-details
 - Check that we can access the CSR API:
   ```bash
   curl -k -H "Authorization: Bearer abcdef.1234567890abcdef" \
-       https://10.96.0.1/apis/certificates.k8s.io/v1beta1/certificatesigningrequests
+       https://10.96.0.1/apis/certificates.k8s.io/v1/certificatesigningrequests
   ```
 
 ]
diff --git a/slides/k8s/cert-manager.md b/slides/k8s/cert-manager.md
index c9b577fe..5b456c9d 100644
--- a/slides/k8s/cert-manager.md
+++ b/slides/k8s/cert-manager.md
@@ -201,7 +201,7 @@ class: extra-details
 - This is what the manifest would look like:
 
 ```yaml
-apiVersion: networking.k8s.io/v1beta1
+apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: xyz
diff --git a/slides/k8s/control-plane-auth.md b/slides/k8s/control-plane-auth.md
index ec95e612..ed4ac5a8 100644
--- a/slides/k8s/control-plane-auth.md
+++ b/slides/k8s/control-plane-auth.md
@@ -289,11 +289,11 @@ Here is an example showing how to check if `jean.doe` can `get` some `pods` in `
 
 ```bash
 kubectl -v9 create -f- <<EOF
-apiVersion: authorization.k8s.io/v1beta1
+apiVersion: authorization.k8s.io/v1
 kind: SubjectAccessReview
 spec:
   user: jean.doe
-  group:
+  groups:
   - foo
   - bar
   resourceAttributes:
diff --git a/slides/k8s/csr-api.md b/slides/k8s/csr-api.md
index 934c2eb6..c8121117 100644
--- a/slides/k8s/csr-api.md
+++ b/slides/k8s/csr-api.md
@@ -318,7 +318,7 @@ The command above generates:
 - Generate and create the CSR resource:
   ```bash
     kubectl apply -f - <<EOF
-    apiVersion: certificates.k8s.io/v1beta1
+    apiVersion: certificates.k8s.io/v1
     kind: CertificateSigningRequest
     metadata:
       name: user=jean.doe