diff --git a/charts/kubeadm/Chart.yaml b/charts/kubeadm/Chart.yaml
index c73bea03..ba8a3471 100644
--- a/charts/kubeadm/Chart.yaml
+++ b/charts/kubeadm/Chart.yaml
@@ -10,4 +10,4 @@ keywords:
   - kubeadm
 maintainers:
   - name: Quarky9
-kubeVersion: ">= 1.16.0"
+kubeVersion: ">= 1.18.0"
diff --git a/charts/kubeadm/templates/KubeletConfiguration.yaml b/charts/kubeadm/templates/KubeletConfiguration.yaml
index 7002a7fd..442e4bf4 100644
--- a/charts/kubeadm/templates/KubeletConfiguration.yaml
+++ b/charts/kubeadm/templates/KubeletConfiguration.yaml
@@ -20,6 +20,7 @@ tlsCipherSuites: [TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES
 featureGates:
   CSIMigrationAWS: true
   CSIMigrationAWSComplete: true
+  CustomCPUCFSQuotaPeriod: true
 {{- end }}
 kubeReserved:
   cpu: 50m
diff --git a/charts/kubeadm/templates/aws-iam-authenticator/deployment.yaml b/charts/kubeadm/templates/aws-iam-authenticator/deployment.yaml
index fe40f3c2..72246428 100644
--- a/charts/kubeadm/templates/aws-iam-authenticator/deployment.yaml
+++ b/charts/kubeadm/templates/aws-iam-authenticator/deployment.yaml
@@ -137,7 +137,7 @@ spec:
             cpu: 10m
           limits:
             memory: 20Mi
-            cpu: 100m
+            #cpu: 100m
 
         volumeMounts:
         - name: config