diff --git a/package.json b/package.json
index 78154bc82..8d92ed05d 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "prettier": "^3.4.1",
     "prettier-plugin-svelte": "^3.3.2",
     "rimraf": "^6.0.1",
-    "typescript": "~5.7.2",
+    "typescript": "~5.8.0",
     "typescript-eslint": "^8.16.0"
   },
   "publishConfig": {
diff --git a/packages/eslint-plugin-svelte/src/rules/block-lang.ts b/packages/eslint-plugin-svelte/src/rules/block-lang.ts
index 39a95ca9e..1a673b3ec 100644
--- a/packages/eslint-plugin-svelte/src/rules/block-lang.ts
+++ b/packages/eslint-plugin-svelte/src/rules/block-lang.ts
@@ -1,6 +1,6 @@
 import { createRule } from '../utils/index.js';
 import { findAttribute, getLangValue } from '../utils/ast-utils.js';
-import type { SvelteScriptElement, SvelteStyleElement } from 'svelte-eslint-parser/lib/ast';
+import type { AST } from 'svelte-eslint-parser';
 import type { SuggestionReportDescriptor, SourceCode } from '../types.js';
 
 export default createRule('block-lang', {
@@ -68,13 +68,13 @@ export default createRule('block-lang', {
 		const allowedScriptLangs: (string | null)[] = Array.isArray(scriptOption)
 			? scriptOption
 			: [scriptOption];
-		const scriptNodes: SvelteScriptElement[] = [];
+		const scriptNodes: AST.SvelteScriptElement[] = [];
 
 		const styleOption: string | null | (string | null)[] = context.options[0]?.style ?? null;
 		const allowedStyleLangs: (string | null)[] = Array.isArray(styleOption)
 			? styleOption
 			: [styleOption];
-		const styleNodes: SvelteStyleElement[] = [];
+		const styleNodes: AST.SvelteStyleElement[] = [];
 
 		return {
 			SvelteScriptElement(node) {
@@ -153,7 +153,7 @@ function buildAddLangSuggestions(
 
 function buildReplaceLangSuggestions(
 	langs: (string | null)[],
-	node: SvelteScriptElement | SvelteStyleElement
+	node: AST.SvelteScriptElement | AST.SvelteStyleElement
 ): SuggestionReportDescriptor[] {
 	const tagName = node.name.name;
 	const langAttribute = findAttribute(node, 'lang');
diff --git a/packages/eslint-plugin-svelte/src/rules/consistent-selector-style.ts b/packages/eslint-plugin-svelte/src/rules/consistent-selector-style.ts
index 558181465..1f64ee0da 100644
--- a/packages/eslint-plugin-svelte/src/rules/consistent-selector-style.ts
+++ b/packages/eslint-plugin-svelte/src/rules/consistent-selector-style.ts
@@ -6,7 +6,6 @@ import type {
 	Node as SelectorNode,
 	Tag as SelectorTag
 } from 'postcss-selector-parser';
-import type { SvelteHTMLElement } from 'svelte-eslint-parser/lib/ast';
 import { findClassesInAttribute } from '../utils/ast-utils.js';
 import {
 	extractExpressionPrefixLiteral,
@@ -286,7 +285,7 @@ function addToArrayMap<T>(
 /**
  * Finds all nodes in selections that could be matched by key
  */
-function matchSelection(selections: Selections, key: string): SvelteHTMLElement[] {
+function matchSelection(selections: Selections, key: string): AST.SvelteHTMLElement[] {
 	const selection = selections.exact.get(key) ?? [];
 	selections.affixes.forEach((nodes, [prefix, suffix]) => {
 		if ((prefix === null || key.startsWith(prefix)) && (suffix === null || key.endsWith(suffix))) {
diff --git a/packages/eslint-plugin-svelte/src/rules/no-navigation-without-base.ts b/packages/eslint-plugin-svelte/src/rules/no-navigation-without-base.ts
index 094f432dd..2bebe6d16 100644
--- a/packages/eslint-plugin-svelte/src/rules/no-navigation-without-base.ts
+++ b/packages/eslint-plugin-svelte/src/rules/no-navigation-without-base.ts
@@ -4,7 +4,7 @@ import { ReferenceTracker } from '@eslint-community/eslint-utils';
 import { findVariable } from '../utils/ast-utils.js';
 import { extractExpressionPrefixVariable } from '../utils/expression-affixes.js';
 import type { RuleContext } from '../types.js';
-import type { SvelteLiteral } from 'svelte-eslint-parser/lib/ast';
+import type { AST } from 'svelte-eslint-parser';
 
 export default createRule('no-navigation-without-base', {
 	meta: {
@@ -236,7 +236,7 @@ function expressionIsEmpty(url: TSESTree.Expression): boolean {
 	);
 }
 
-function expressionIsAbsolute(url: SvelteLiteral | TSESTree.Expression): boolean {
+function expressionIsAbsolute(url: AST.SvelteLiteral | TSESTree.Expression): boolean {
 	switch (url.type) {
 		case 'BinaryExpression':
 			return binaryExpressionIsAbsolute(url);
@@ -269,7 +269,7 @@ function urlValueIsAbsolute(url: string): boolean {
 	return url.includes('://');
 }
 
-function expressionIsFragment(url: SvelteLiteral | TSESTree.Expression): boolean {
+function expressionIsFragment(url: AST.SvelteLiteral | TSESTree.Expression): boolean {
 	switch (url.type) {
 		case 'BinaryExpression':
 			return binaryExpressionIsFragment(url);
diff --git a/packages/eslint-plugin-svelte/src/utils/expression-affixes.ts b/packages/eslint-plugin-svelte/src/utils/expression-affixes.ts
index 6c960746b..53b6562bc 100644
--- a/packages/eslint-plugin-svelte/src/utils/expression-affixes.ts
+++ b/packages/eslint-plugin-svelte/src/utils/expression-affixes.ts
@@ -1,7 +1,7 @@
 import type { TSESTree } from '@typescript-eslint/types';
 import { findVariable } from './ast-utils.js';
 import type { RuleContext } from '../types.js';
-import type { SvelteLiteral } from 'svelte-eslint-parser/lib/ast';
+import type { AST } from 'svelte-eslint-parser';
 
 // Variable prefix extraction
 
@@ -80,7 +80,7 @@ function extractTemplateLiteralPrefixVariable(
 
 export function extractExpressionPrefixLiteral(
 	context: RuleContext,
-	expression: SvelteLiteral | TSESTree.Node
+	expression: AST.SvelteLiteral | TSESTree.Node
 ): string | null {
 	switch (expression.type) {
 		case 'BinaryExpression':
@@ -147,7 +147,7 @@ function extractTemplateLiteralPrefixLiteral(
 
 export function extractExpressionSuffixLiteral(
 	context: RuleContext,
-	expression: SvelteLiteral | TSESTree.Node
+	expression: AST.SvelteLiteral | TSESTree.Node
 ): string | null {
 	switch (expression.type) {
 		case 'BinaryExpression':