diff --git a/src/widgets/suwayomi/component.jsx b/src/widgets/suwayomi/component.jsx
index e9965b924..acd57b5fd 100644
--- a/src/widgets/suwayomi/component.jsx
+++ b/src/widgets/suwayomi/component.jsx
@@ -4,10 +4,27 @@ import Container from "components/services/widget/container";
 import Block from "components/services/widget/block";
 import useWidgetAPI from "utils/proxy/use-widget-api";
 
+/**
+ * @param {string[]|null} Fields
+ * @returns {string[]}
+ */
+function makeFields(Fields = []) {
+  let fields = Fields ?? [];
+  if (fields.length === 0) {
+    fields = ["download", "nondownload", "read", "unread"];
+  }
+  if (fields.length > 4) {
+    fields.length = 4;
+  }
+  fields = fields.map((f) => f.toLowerCase());
+
+  return fields;
+}
+
 export default function Component({ service }) {
   const { t } = useTranslation();
 
-  /** @type {{widget: { fields: string[] }}} */
+  /** @type {{widget: { fields: string[]|null }}} */
   const { widget } = service;
 
   /** @type { { data: { label: string, count: number }[], error: unk }} */
@@ -18,9 +35,7 @@ export default function Component({ service }) {
   }
 
   if (!suwayomiData) {
-    if (widget.fields.length > 4) {
-      widget.fields.length = 4;
-    }
+    widget.fields = makeFields(widget.fields);
     return (
       <Container service={service}>
         {widget.fields.map((Field) => {
diff --git a/src/widgets/suwayomi/proxy.js b/src/widgets/suwayomi/proxy.js
index 2d25438d8..67263c3f7 100644
--- a/src/widgets/suwayomi/proxy.js
+++ b/src/widgets/suwayomi/proxy.js
@@ -173,11 +173,11 @@ function extractCounts(responseJSON, fields) {
 }
 
 /**
- * @param {string[]} Fields
+ * @param {string[]|null} Fields
  * @returns {string[]}
  */
-function makeFields(Fields) {
-  let fields = Fields;
+function makeFields(Fields = []) {
+  let fields = Fields ?? [];
   if (fields.length === 0) {
     fields = ["download", "nondownload", "read", "unread"];
   }
@@ -193,7 +193,7 @@ function makeFields(Fields) {
  * @typedef {object} widget
  * @property {string} username
  * @property {string} password
- * @property {string[]} fields
+ * @property {string[]|null} fields
  * @property {string|number|undefined} category
  * @property {keyof typeof widgets} type
  */