diff --git a/CHANGELOG.md b/CHANGELOG.md
index 553e701..a7e41a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [4.1.2](https://github.com/socketio/socket.io-parser/compare/4.1.1...4.1.2) (2022-02-17)
+
+
+### Bug Fixes
+
+* allow objects with a null prototype in binary packets ([#114](https://github.com/socketio/socket.io-parser/issues/114)) ([7f6b262](https://github.com/socketio/socket.io-parser/commit/7f6b262ac83bdf43c53a7eb02417e56e0cf491c8))
+
+
+
 ## [4.1.1](https://github.com/socketio/socket.io-parser/compare/4.1.0...4.1.1) (2021-10-14)
 
 
diff --git a/lib/binary.ts b/lib/binary.ts
index 18700e6..65d9789 100644
--- a/lib/binary.ts
+++ b/lib/binary.ts
@@ -33,7 +33,7 @@ function _deconstructPacket(data, buffers) {
   } else if (typeof data === "object" && !(data instanceof Date)) {
     const newData = {};
     for (const key in data) {
-      if (data.hasOwnProperty(key)) {
+      if (Object.prototype.hasOwnProperty.call(data, key)) {
         newData[key] = _deconstructPacket(data[key], buffers);
       }
     }
@@ -68,7 +68,7 @@ function _reconstructPacket(data, buffers) {
     }
   } else if (typeof data === "object") {
     for (const key in data) {
-      if (data.hasOwnProperty(key)) {
+      if (Object.prototype.hasOwnProperty.call(data, key)) {
         data[key] = _reconstructPacket(data[key], buffers);
       }
     }
diff --git a/package-lock.json b/package-lock.json
index 36cc343..6ec91fd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "socket.io-parser",
-  "version": "4.1.1",
+  "version": "4.1.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -995,9 +995,9 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.12.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-      "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
@@ -1897,9 +1897,9 @@
       }
     },
     "cached-path-relative": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/cached-path-relative/-/cached-path-relative-1.0.2.tgz",
-      "integrity": "sha512-5r2GqsoEb4qMTTN9J+WzXfjov+hjxT+j3u5K+kIVNIwAd99DLCJE9pBIMP1qVeybV6JiijL385Oz0DcYxfbOIg==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/cached-path-relative/-/cached-path-relative-1.1.0.tgz",
+      "integrity": "sha512-WF0LihfemtesFcJgO7xfOoOcnWzY/QHR4qeDqV44jPU3HTI54+LnfXK3SA27AVVGCdZFgjjFFaqUA9Jx7dMJZA==",
       "dev": true
     },
     "caseless": {
@@ -5759,9 +5759,9 @@
       "dev": true
     },
     "path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+      "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
     "path-platform": {
diff --git a/package.json b/package.json
index 4642926..2eb5ff8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "socket.io-parser",
-  "version": "4.1.1",
+  "version": "4.1.2",
   "description": "socket.io protocol parser",
   "repository": {
     "type": "git",
diff --git a/test/arraybuffer.js b/test/arraybuffer.js
index 6d44057..f81a2d0 100644
--- a/test/arraybuffer.js
+++ b/test/arraybuffer.js
@@ -14,6 +14,21 @@ describe("parser", () => {
     helpers.test_bin(packet, done);
   });
 
+  it("encodes an ArrayBuffer into an object with a null prototype", (done) => {
+    const packet = {
+      type: PacketType.EVENT,
+      data: [
+        "a",
+        Object.create(null, {
+          array: { value: new ArrayBuffer(2), enumerable: true },
+        }),
+      ],
+      id: 0,
+      nsp: "/",
+    };
+    helpers.test_bin(packet, done);
+  });
+
   it("encodes a TypedArray", (done) => {
     const array = new Uint8Array(5);
     for (let i = 0; i < array.length; i++) array[i] = i;

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