diff --git a/README.md b/README.md
index aafa37018..5baed16c8 100644
--- a/README.md
+++ b/README.md
@@ -92,9 +92,7 @@ This module works on web browsers, Node.js, Deno and Cloudflare Workers.
 | ChaCha20Poly1305 | ✅\*4<br> | ✅\*4<br>    | ✅\*4<br>      | ✅\*4<br>             | ✅\*4<br>    |
 | Export Only      | ✅<br>    | ✅<br>       | ✅<br>         | ✅<br>                | ✅<br>       |
 
-- \*4:
-  [@stablelib/chacha20poly1305](https://www.stablelib.com/modules/_chacha20poly1305_chacha20poly1305_.html)
-  is used.
+- \*4: [@noble/ciphers/chacha](https://github.com/paulmillr/noble-ciphers) is used.
 
 ## Supported Environments
 
diff --git a/deno.lock b/deno.lock
index f8b53d0c5..dabce6012 100644
--- a/deno.lock
+++ b/deno.lock
@@ -1,108 +1,25 @@
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-    "https://deno.land/x/wasmbuild@0.13.0/cache.ts": "89eea5f3ce6035a1164b3e655c95f21300498920575ade23161421f5b01967f4",
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+    "https://deno.land/std@0.191.0/testing/bdd.ts": "59f7f7503066d66a12e50ace81bfffae5b735b6be1208f5684b630ae6b4de1d0"
   },
   "npm": {
     "specifiers": {
+      "@noble/ciphers@0.1.4": "@noble/ciphers@0.1.4",
       "@noble/curves@1.1.0": "@noble/curves@1.1.0",
       "@noble/hashes@1.3.1": "@noble/hashes@1.3.1",
-      "@noble/secp256k1@1.7.1": "@noble/secp256k1@1.7.1",
-      "@stablelib/chacha20poly1305@1.0.1": "@stablelib/chacha20poly1305@1.0.1"
+      "@noble/secp256k1@1.7.1": "@noble/secp256k1@1.7.1"
     },
     "packages": {
+      "@noble/ciphers@0.1.4": {
+        "integrity": "sha512-d3ZR8vGSpy3v/nllS+bD/OMN5UZqusWiQqkyj7AwzTnhXFH72pF5oB4Ach6DQ50g5kXxC28LdaYBEpsyv9KOUQ==",
+        "dependencies": {}
+      },
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         "dependencies": {
@@ -116,53 +33,6 @@
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         "dependencies": {}
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-        "dependencies": {
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-        }
-      },
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-          "@stablelib/binary": "@stablelib/binary@1.0.1",
-          "@stablelib/chacha": "@stablelib/chacha@1.0.1",
-          "@stablelib/constant-time": "@stablelib/constant-time@1.0.1",
-          "@stablelib/poly1305": "@stablelib/poly1305@1.0.1",
-          "@stablelib/wipe": "@stablelib/wipe@1.0.1"
-        }
-      },
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-        "dependencies": {}
-      },
-      "@stablelib/int@1.0.1": {
-        "integrity": "sha512-byr69X/sDtDiIjIV6m4roLVWnNNlRGzsvxw+agj8CIEazqWGOQp2dTYgQhtyVXV9wpO6WyXRQUzLV/JRNumT2w==",
-        "dependencies": {}
-      },
-      "@stablelib/poly1305@1.0.1": {
-        "integrity": "sha512-1HlG3oTSuQDOhSnLwJRKeTRSAdFNVB/1djy2ZbS35rBSJ/PFqx9cf9qatinWghC2UbfOYD8AcrtbUQl8WoxabA==",
-        "dependencies": {
-          "@stablelib/constant-time": "@stablelib/constant-time@1.0.1",
-          "@stablelib/wipe": "@stablelib/wipe@1.0.1"
-        }
-      },
-      "@stablelib/wipe@1.0.1": {
-        "integrity": "sha512-WfqfX/eXGiAd3RJe4VU2snh/ZPwtSjLG4ynQ/vYzvghTh7dHFcI1wl+nrkWG6lGhukOxOsUHfv8dUXr58D0ayg==",
-        "dependencies": {}
       }
     }
   }
diff --git a/src/aeadKeys/chacha20Poly1305Key.ts b/src/aeadKeys/chacha20Poly1305Key.ts
index a43eeb250..a4cab0451 100644
--- a/src/aeadKeys/chacha20Poly1305Key.ts
+++ b/src/aeadKeys/chacha20Poly1305Key.ts
@@ -1,4 +1,4 @@
-import { ChaCha20Poly1305 } from "npm:@stablelib/chacha20poly1305@1.0.1";
+import { chacha20_poly1305 } from "npm:@noble/ciphers@0.1.4/chacha";
 
 import type { AeadKey } from "../interfaces/aeadKey.ts";
 
@@ -9,10 +9,10 @@ export class Chacha20Poly1305Key implements AeadKey {
   public readonly keySize: number = 32;
   public readonly nonceSize: number = 12;
   public readonly tagSize: number = 16;
-  private _key: ChaCha20Poly1305;
+  private _key: Uint8Array;
 
   public constructor(key: ArrayBuffer) {
-    this._key = new ChaCha20Poly1305(new Uint8Array(key));
+    this._key = new Uint8Array(key);
   }
 
   public async seal(
@@ -37,11 +37,11 @@ export class Chacha20Poly1305Key implements AeadKey {
     aad: ArrayBuffer,
   ): Promise<ArrayBuffer> {
     return new Promise((resolve) => {
-      const ret = this._key.seal(
+      const ret = chacha20_poly1305(
+        this._key,
         new Uint8Array(iv),
-        new Uint8Array(data),
         new Uint8Array(aad),
-      );
+      ).encrypt(new Uint8Array(data));
       resolve(ret.buffer);
     });
   }
@@ -51,17 +51,13 @@ export class Chacha20Poly1305Key implements AeadKey {
     data: ArrayBuffer,
     aad: ArrayBuffer,
   ): Promise<ArrayBuffer> {
-    return new Promise((resolve, reject) => {
-      const ret = this._key.open(
+    return new Promise((resolve) => {
+      const ret = chacha20_poly1305(
+        this._key,
         new Uint8Array(iv),
-        new Uint8Array(data),
         new Uint8Array(aad),
-      );
-      if (ret instanceof Uint8Array) {
-        resolve(ret.buffer);
-      } else {
-        reject(new Error("failed to open."));
-      }
+      ).decrypt(new Uint8Array(data));
+      resolve(ret.buffer);
     });
   }
 }