diff --git a/samples/kubernetes/guestbook/deploy/frontend-deployment.yaml b/samples/kubernetes/guestbook/deploy/frontend-deployment.yaml
index 2b08cc9d..9c8b42d5 100644
--- a/samples/kubernetes/guestbook/deploy/frontend-deployment.yaml
+++ b/samples/kubernetes/guestbook/deploy/frontend-deployment.yaml
@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
       - name: php-redis
-        image: gcr.io/google-samples/gb-frontend:v4
+        image: ghcr.io/radius-project/samples/gb-frontend:v4
         resources:
           requests:
             cpu: 100m
diff --git a/samples/kubernetes/guestbook/deploy/redis-replica-deployment.yaml b/samples/kubernetes/guestbook/deploy/redis-replica-deployment.yaml
index c1e8ca31..9ce86511 100644
--- a/samples/kubernetes/guestbook/deploy/redis-replica-deployment.yaml
+++ b/samples/kubernetes/guestbook/deploy/redis-replica-deployment.yaml
@@ -18,7 +18,7 @@ spec:
     spec:
       containers:
       - name: slave
-        image: gcr.io/google_samples/gb-redisslave:v1
+        image: ghcr.io/radius-project/samples/gb-redisreplica:v1 
         resources:
           requests:
             cpu: 100m