diff --git a/deploy.sh b/deploy.sh
index a00f946..cd9215e 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -32,7 +32,8 @@ function configure_cert_manager() {
     helm install cert-manager jetstack/cert-manager \
         --namespace cert-manager \
         --create-namespace \
-        --version v1.13.3
+        --version v1.14.2 \
+        --set installCRDs=true
 }
 
 function configure_postgres() {
diff --git a/deployment/postgres/cn-cluster.yaml b/deployment/postgres/cn-cluster.yaml
index 8480dab..612ae76 100644
--- a/deployment/postgres/cn-cluster.yaml
+++ b/deployment/postgres/cn-cluster.yaml
@@ -17,7 +17,7 @@ spec:
             cpu: "50m"
         limits:
             memory: "128Mi"
-            cpu: "100m"
+            cpu: "75m"
 
     monitoring:
         enablePodMonitor: true