diff --git a/CHANGELOG.md b/CHANGELOG.md
index 93427e6..719bf47 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 3.4.1
+
+### Patch Changes
+
+- [#166](https://github.com/import-js/eslint-import-resolver-typescript/pull/166) [`8892a8c`](https://github.com/import-js/eslint-import-resolver-typescript/commit/8892a8c1d0b54965501dd03113873ac66a50f74f) Thanks [@thatsmydoing](https://github.com/thatsmydoing)! - perf: add filesystem caching support
+
 ## 3.4.0
 
 ### Minor Changes
diff --git a/package.json b/package.json
index 231530f..d193678 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-import-resolver-typescript",
-  "version": "3.4.0",
+  "version": "3.4.1",
   "type": "module",
   "description": "This plugin adds `TypeScript` support to `eslint-plugin-import`",
   "repository": "git+https://github.com/import-js/eslint-import-resolver-typescript",
diff --git a/src/index.ts b/src/index.ts
index 6ca26a9..3a80169 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,6 +5,7 @@ import { fileURLToPath } from 'node:url'
 import debug from 'debug'
 import {
   FileSystem,
+  CachedInputFileSystem,
   ResolveOptions,
   Resolver,
   ResolverFactory,
@@ -113,6 +114,7 @@ const fileSystem = fs as FileSystem
 const JS_EXT_PATTERN = /\.(?:[cm]js|jsx?)$/
 const RELATIVE_PATH_PATTERN = /^\.{1,2}(?:\/.*)?$/
 
+let previousOptions: TsResolverOptions | null | undefined
 let cachedOptions: InternalResolverOptions | undefined
 
 let mappersCachedOptions: InternalResolverOptions
@@ -135,14 +137,15 @@ export function resolve(
   found: boolean
   path?: string | null
 } {
-  if (!cachedOptions || cachedOptions !== options) {
+  if (!cachedOptions || previousOptions !== options) {
+    previousOptions = options
     cachedOptions = {
       ...options,
       conditionNames: options?.conditionNames ?? defaultConditionNames,
       extensions: options?.extensions ?? defaultExtensions,
       extensionAlias: options?.extensionAlias ?? defaultExtensionAlias,
       mainFields: options?.mainFields ?? defaultMainFields,
-      fileSystem,
+      fileSystem: new CachedInputFileSystem(fileSystem, 5 * 1000),
       useSyncFileSystemCalls: true,
     }
   }