diff --git a/src/widgets/ComboWidget.ts b/src/widgets/ComboWidget.ts
index 4de0a816c..a19910ad2 100644
--- a/src/widgets/ComboWidget.ts
+++ b/src/widgets/ComboWidget.ts
@@ -1,3 +1,4 @@
+import type { LGraphNode } from "@/LGraphNode"
 import type { IComboWidget, IWidgetOptions } from "@/types/widgets"
 
 import { clamp, LiteGraph } from "@/litegraph"
@@ -5,7 +6,13 @@ import { clamp, LiteGraph } from "@/litegraph"
 import { BaseSteppedWidget } from "./BaseSteppedWidget"
 import { BaseWidget, type DrawWidgetOptions, type WidgetEventOptions } from "./BaseWidget"
 
-type Values = string[] | Record<string, string>
+/**
+ * This is used as an (invalid) assertion to resolve issues with legacy duck-typed values.
+ *
+ * Function style in use by:
+ * https://github.com/kijai/ComfyUI-KJNodes/blob/c3dc82108a2a86c17094107ead61d63f8c76200e/web/js/setgetnodes.js#L401-L404
+ */
+type Values = string[] | Record<string, string> | ((widget: ComboWidget, node: LGraphNode) => string[])
 
 function toArray(values: Values): string[] {
   return Array.isArray(values) ? values : Object.keys(values)
@@ -24,12 +31,11 @@ export class ComboWidget extends BaseSteppedWidget implements IComboWidget {
     this.value = widget.value
   }
 
-  #getValues(): Values {
+  #getValues(node: LGraphNode): Values {
     const { values } = this.options
     if (values == null) throw new Error("[ComboWidget]: values is required")
 
     return typeof values === "function"
-      // @ts-expect-error handle () => string[] type that is not typed in IWidgetOptions
       ? values(this, node)
       : values
   }
@@ -65,7 +71,7 @@ export class ComboWidget extends BaseSteppedWidget implements IComboWidget {
   }
 
   #tryChangeValue(delta: number, options: WidgetEventOptions): void {
-    const values = this.#getValues()
+    const values = this.#getValues(options.node)
     const indexedValues = toArray(values)
 
     // avoids double click event
@@ -195,7 +201,7 @@ export class ComboWidget extends BaseSteppedWidget implements IComboWidget {
     if (x > width - 40) return this.incrementValue({ e, node, canvas })
 
     // Otherwise, show dropdown menu
-    const values = this.#getValues()
+    const values = this.#getValues(node)
     const values_list = toArray(values)
 
     // Handle center click - show dropdown menu