diff --git a/docs/rules/define-props-declaration.md b/docs/rules/define-props-declaration.md
index db23e13d2..51a2864e7 100644
--- a/docs/rules/define-props-declaration.md
+++ b/docs/rules/define-props-declaration.md
@@ -43,17 +43,13 @@ const props = defineProps({
 ```json
 {
   "vue/define-props-declaration": ["error",
-    "type-based" | "runtime",
-    {
-      "autoFixToSeparateInterface": false
-    }
+    "type-based" | "runtime"
   ]
 }
 ```
 
 - `type-based` (default) enforces type-based declaration
 - `runtime` enforces runtime declaration
-- `autoFixToSeparateInterface` (`boolean`) define `interface Props` used for type-based declaration instead of providing types inline
 
 ### `"runtime"`
 
diff --git a/lib/rules/define-props-declaration.js b/lib/rules/define-props-declaration.js
index db4b0a1a2..22e4f751b 100644
--- a/lib/rules/define-props-declaration.js
+++ b/lib/rules/define-props-declaration.js
@@ -6,6 +6,10 @@
 
 const utils = require('../utils')
 
+/**
+ * @typedef {import('../utils').ComponentProp} ComponentProp
+ */
+
 const PROPS_SEPARATOR = ', '
 
 /**
@@ -53,8 +57,11 @@ function* fixTypeBased(fixer, node, props, context) {
   }
   return null
 }
-const mapNativeType = (/** @type {string} */ nativeType) => {
-  switch (nativeType) {
+  /**
+ * @param {string} nativeType
+ * @returns {string}
+ */
+const mapNativeType = (nativeType) => {switch (nativeType) {
     case 'String': {
       return 'string'
     }
@@ -125,7 +132,6 @@ function optionGetType(node, sourceCode) {
     case 'ArrayExpression': {
       return node.elements
         .map((element) => {
-          // TODO handle SpreadElement
           if (element === null || element.type === 'SpreadElement') {
             return sourceCode.getText(node)
           }
@@ -175,7 +181,7 @@ function optionGetType(node, sourceCode) {
 
 /**
  * @param {Expression} node
- * @returns {boolean | undefined }
+ * @returns {boolean}
  */
 function optionGetRequired(node) {
   if (node.type === 'ObjectExpression') {
@@ -195,7 +201,7 @@ function optionGetRequired(node) {
 
 /**
  * @param {Expression} node
- * @returns {Expression | undefined }
+ * @returns {Expression | undefined}
  */
 function optionGetDefault(node) {
   if (node.type === 'ObjectExpression') {
@@ -211,10 +217,6 @@ function optionGetDefault(node) {
   return undefined
 }
 
-/**
- * @typedef {import('../utils').ComponentProp} ComponentProp
- */
-
 module.exports = {
   meta: {
     type: 'suggestion',