diff --git a/Readme.md b/Readme.md
index e9195bdb..7bfea3e3 100644
--- a/Readme.md
+++ b/Readme.md
@@ -189,6 +189,7 @@ form.submit({
 - [_Void_ append( **String** _field_, **Mixed** _value_ [, **Mixed** _options_] )](https://github.com/form-data/form-data#void-append-string-field-mixed-value--mixed-options-).
 - [_Headers_ getHeaders( [**Headers** _userHeaders_] )](https://github.com/form-data/form-data#array-getheaders-array-userheaders-)
 - [_String_ getBoundary()](https://github.com/form-data/form-data#string-getboundary)
+- [_Void_ setBoundary()](https://github.com/form-data/form-data#void-setboundary)
 - [_Buffer_ getBuffer()](https://github.com/form-data/form-data#buffer-getbuffer)
 - [_Integer_ getLengthSync()](https://github.com/form-data/form-data#integer-getlengthsync)
 - [_Integer_ getLength( **function** _callback_ )](https://github.com/form-data/form-data#integer-getlength-function-callback-)
@@ -217,14 +218,18 @@ form.append( 'my_file', fs.createReadStream('/foo/bar.jpg'), {filename: 'bar.jpg
 ```
 
 #### _Headers_ getHeaders( [**Headers** _userHeaders_] )
-This method ads the correct `content-type` header to the provided array of `userHeaders`.  
+This method adds the correct `content-type` header to the provided array of `userHeaders`.  
 
 #### _String_ getBoundary()
-Return the boundary of the formData. A boundary consists of 26 `-` followed by 24 numbers
+Return the boundary of the formData. By default, the boundary consists of 26 `-` followed by 24 numbers
 for example:
 ```javascript
 --------------------------515890814546601021194782
 ```
+
+#### _Void_ setBoundary(String _boundary_)
+Set the boundary string, overriding the default behavior described above.
+
 _Note: The boundary must be unique and may not appear in the data._
 
 #### _Buffer_ getBuffer()
diff --git a/index.d.ts b/index.d.ts
index 6e520454..295e9e9b 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -36,6 +36,7 @@ declare class FormData extends stream.Readable {
     callback?: (error: Error | null, response: http.IncomingMessage) => void
   ): http.ClientRequest;
   getBuffer(): Buffer;
+  setBoundary(boundary: string): void;
   getBoundary(): string;
   getLength(callback: (err: Error | null, length: number) => void): void;
   getLengthSync(): number;
diff --git a/lib/form_data.js b/lib/form_data.js
index ddfae2e3..cf836b0b 100644
--- a/lib/form_data.js
+++ b/lib/form_data.js
@@ -305,6 +305,10 @@ FormData.prototype.getHeaders = function(userHeaders) {
   return formHeaders;
 };
 
+FormData.prototype.setBoundary = function(boundary) {
+  this._boundary = boundary;
+};
+
 FormData.prototype.getBoundary = function() {
   if (!this._boundary) {
     this._generateBoundary();
diff --git a/package.json b/package.json
index 6f1ebf05..a2fcb88d 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "author": "Felix Geisendörfer <felix@debuggable.com> (http://debuggable.com/)",
   "name": "form-data",
   "description": "A library to create readable \"multipart/form-data\" streams. Can be used to submit forms and file uploads to other web applications.",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "repository": {
     "type": "git",
     "url": "git://github.com/form-data/form-data.git"
diff --git a/test/integration/test-set-boundary.js b/test/integration/test-set-boundary.js
new file mode 100644
index 00000000..f1d88206
--- /dev/null
+++ b/test/integration/test-set-boundary.js
@@ -0,0 +1,23 @@
+var common = require('../common');
+var assert = common.assert;
+
+var FormData = require(common.dir.lib + '/form_data');
+
+(function testSetBoundary() {
+  var userBoundary = '---something';
+  var form = new FormData();
+  form.setBoundary(userBoundary);
+
+  assert.equal(form.getBoundary(), userBoundary);
+})();
+
+(function testUniqueBoundaryPerFormAfterSet() {
+  var userBoundary = '---something';
+  var formA = new FormData();
+  formA.setBoundary(userBoundary);
+
+  var formB = new FormData();
+
+  assert.equal(formA.getBoundary(), userBoundary);
+  assert.notEqual(formA.getBoundary(), formB.getBoundary());
+})();