diff --git a/plugins/woocommerce-blocks/assets/js/payment-method-extensions/payment-methods/cod/index.js b/plugins/woocommerce-blocks/assets/js/payment-method-extensions/payment-methods/cod/index.js
index 29340f2dc0a..d18b3d3ecdd 100644
--- a/plugins/woocommerce-blocks/assets/js/payment-method-extensions/payment-methods/cod/index.js
+++ b/plugins/woocommerce-blocks/assets/js/payment-method-extensions/payment-methods/cod/index.js
@@ -49,7 +49,7 @@ const canMakePayment = ( { cartNeedsShipping, selectedShippingMethods } ) => {
 		return false;
 	}
 
-	if ( ! settings.enableForShippingMethods ) {
+	if ( ! settings.enableForShippingMethods.length ) {
 		// Store does not limit COD to specific shipping methods.
 		return true;
 	}
diff --git a/plugins/woocommerce-blocks/src/Payments/Integrations/CashOnDelivery.php b/plugins/woocommerce-blocks/src/Payments/Integrations/CashOnDelivery.php
index 9aff31006a7..cb6c938eed8 100644
--- a/plugins/woocommerce-blocks/src/Payments/Integrations/CashOnDelivery.php
+++ b/plugins/woocommerce-blocks/src/Payments/Integrations/CashOnDelivery.php
@@ -63,7 +63,11 @@ final class CashOnDelivery extends AbstractPaymentMethodType {
 	 * @return array Array of shipping methods (string ids) that allow COD. (If empty, all support COD.)
 	 */
 	private function get_enable_for_methods() {
-		return $this->get_setting( 'enable_for_methods', [] );
+		$enable_for_methods = $this->get_setting( 'enable_for_methods', [] );
+		if ( '' === $enable_for_methods ) {
+			return [];
+		}
+		return $enable_for_methods;
 	}