diff --git a/package.json b/package.json
index 95aaddc1a0e..c4c9110dabf 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "acorn-import-assertions": "^1.7.6",
     "browserslist": "^4.14.5",
     "chrome-trace-event": "^1.0.2",
-    "enhanced-resolve": "^5.10.0",
+    "enhanced-resolve": "^5.13.0",
     "es-module-lexer": "^1.2.1",
     "eslint-scope": "5.1.1",
     "events": "^3.2.0",
diff --git a/types.d.ts b/types.d.ts
index 3a1f1becba1..7e6a78dcdf9 100644
--- a/types.d.ts
+++ b/types.d.ts
@@ -4191,17 +4191,31 @@ declare interface FileSystem {
 			arg2: FileSystemCallback<string | Buffer>
 		): void;
 	};
-	readdir: {
-		(
-			arg0: string,
-			arg1: FileSystemCallback<(string | Buffer)[] | FileSystemDirent[]>
-		): void;
-		(
-			arg0: string,
-			arg1: object,
-			arg2: FileSystemCallback<(string | Buffer)[] | FileSystemDirent[]>
-		): void;
-	};
+	readdir: (
+		arg0: string,
+		arg1?:
+			| null
+			| "ascii"
+			| "utf8"
+			| "utf16le"
+			| "ucs2"
+			| "latin1"
+			| "binary"
+			| ((
+					arg0?: null | NodeJS.ErrnoException,
+					arg1?: any[] | (string | Buffer)[]
+			  ) => void)
+			| ReaddirOptions
+			| "utf-8"
+			| "ucs-2"
+			| "base64"
+			| "hex"
+			| "buffer",
+		arg2?: (
+			arg0?: null | NodeJS.ErrnoException,
+			arg1?: any[] | (string | Buffer)[]
+		) => void
+	) => void;
 	readJson?: {
 		(arg0: string, arg1: FileSystemCallback<object>): void;
 		(arg0: string, arg1: object, arg2: FileSystemCallback<object>): void;
@@ -4234,11 +4248,6 @@ declare interface FileSystem {
 declare interface FileSystemCallback<T> {
 	(err?: null | (PossibleFileSystemError & Error), result?: T): any;
 }
-declare interface FileSystemDirent {
-	name: string | Buffer;
-	isDirectory: () => boolean;
-	isFile: () => boolean;
-}
 declare abstract class FileSystemInfo {
 	fs: InputFileSystem;
 	logger?: WebpackLogger;
@@ -4590,7 +4599,7 @@ declare interface HashedModuleIdsPluginOptions {
 	/**
 	 * The encoding to use when generating the hash, defaults to 'base64'. All encodings from Node.JS' hash.digest are supported.
 	 */
-	hashDigest?: "latin1" | "hex" | "base64";
+	hashDigest?: "latin1" | "base64" | "hex";
 
 	/**
 	 * The prefix length of the hash digest to use, defaults to 4.
@@ -9411,6 +9420,22 @@ declare class ReadFileCompileWasmPlugin {
 	 */
 	apply(compiler: Compiler): void;
 }
+declare interface ReaddirOptions {
+	encoding?:
+		| null
+		| "ascii"
+		| "utf8"
+		| "utf16le"
+		| "ucs2"
+		| "latin1"
+		| "binary"
+		| "utf-8"
+		| "ucs-2"
+		| "base64"
+		| "hex"
+		| "buffer";
+	withFileTypes?: boolean;
+}
 declare class RealContentHashPlugin {
 	constructor(__0: { hashFunction: any; hashDigest: any });
 
diff --git a/yarn.lock b/yarn.lock
index 216a037345e..0489e329ba7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2502,10 +2502,10 @@ emojis-list@^3.0.0:
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-3.0.0.tgz#5570662046ad29e2e916e71aae260abdff4f6a78"
   integrity sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q==
 
-enhanced-resolve@^5.0.0, enhanced-resolve@^5.10.0:
-  version "5.12.0"
-  resolved "https://registry.yarnpkg.com/enhanced-resolve/-/enhanced-resolve-5.12.0.tgz#300e1c90228f5b570c4d35babf263f6da7155634"
-  integrity sha512-QHTXI/sZQmko1cbDoNAa3mJ5qhWUUNAq3vR0/YiD379fWQrcfuoX1+HW2S0MTt7XmoPLapdaDKUtelUSPic7hQ==
+enhanced-resolve@^5.0.0, enhanced-resolve@^5.13.0:
+  version "5.13.0"
+  resolved "https://registry.yarnpkg.com/enhanced-resolve/-/enhanced-resolve-5.13.0.tgz#26d1ecc448c02de997133217b5c1053f34a0a275"
+  integrity sha512-eyV8f0y1+bzyfh8xAwW/WTSZpLbjhqc4ne9eGSH4Zo2ejdyiNG9pU6mf9DG8a7+Auk6MFTlNOT4Y2y/9k8GKVg==
   dependencies:
     graceful-fs "^4.2.4"
     tapable "^2.2.0"