diff --git a/automation/check-patch.e2e-kubevirt-ipam-controller-functests.sh b/automation/check-patch.e2e-kubevirt-ipam-controller-functests.sh
index fc381c5e6..d83f5d4ba 100755
--- a/automation/check-patch.e2e-kubevirt-ipam-controller-functests.sh
+++ b/automation/check-patch.e2e-kubevirt-ipam-controller-functests.sh
@@ -53,7 +53,7 @@ main() {
     deploy_cnao
     deploy_cnao_cr
     ./hack/deploy-kubevirt.sh
-    ./cluster/kubectl.sh -n kubevirt patch kubevirt kubevirt --type=merge --patch '{"spec":{"configuration":{"virtualMachineOptions":{"disableSerialConsoleLog":{}}}}}'
+    kubectl -n kubevirt patch kubevirt kubevirt --type=merge --patch '{"spec":{"configuration":{"virtualMachineOptions":{"disableSerialConsoleLog":{}}}}}'
 
     cd ${TMP_COMPONENT_PATH}
     echo "Run kubevirt-ipam-controller functional tests"
diff --git a/cluster/cert-manager-install.sh b/cluster/cert-manager-install.sh
index 5de4930fc..55be2904d 100755
--- a/cluster/cert-manager-install.sh
+++ b/cluster/cert-manager-install.sh
@@ -22,5 +22,5 @@ if [[ $DEPLOY_CERT_MANAGER == true ]]; then
 	CERT_MANAGER_VERSION="v1.14.4"
 	echo "Installing cert-manager..."
 	manifest="https://github.com/cert-manager/cert-manager/releases/download/${CERT_MANAGER_VERSION}/cert-manager.yaml"
-	./cluster/kubectl.sh apply -f "$manifest"
+	kubectl apply -f "$manifest"
 fi