diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..8351c19
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+14
diff --git a/.travis.yml b/.travis.yml
index 1fd107d..57a8ea8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,8 @@ os:
 language: node_js
 node_js:
   - node
+  - '14'
+  - '12'
   - '9'
   - '8'
   - '7'
diff --git a/package.json b/package.json
index bdce8c9..c5a1fff 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "gray-matter",
   "description": "Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and many other projects.",
-  "version": "4.0.2",
+  "version": "4.0.3",
   "homepage": "https://github.com/jonschlinkert/gray-matter",
   "author": "Jon Schlinkert (https://github.com/jonschlinkert)",
   "contributors": [
@@ -34,7 +34,7 @@
     "test": "mocha"
   },
   "dependencies": {
-    "js-yaml": "^3.11.0",
+    "js-yaml": "^3.13.1",
     "kind-of": "^6.0.2",
     "section-matter": "^1.0.0",
     "strip-bom-string": "^1.0.0"
@@ -48,7 +48,7 @@
     "front-matter": "^2.3.0",
     "gulp-format-md": "^1.0.0",
     "minimist": "^1.2.0",
-    "mocha": "^3.5.3",
+    "mocha": "^6.1.4",
     "toml": "^2.3.3",
     "vinyl": "^2.1.0",
     "write": "^1.0.3"
diff --git a/test/vinyl-files.js b/test/vinyl-files.js
index 3f43db8..15f9b5d 100644
--- a/test/vinyl-files.js
+++ b/test/vinyl-files.js
@@ -13,12 +13,12 @@ var matter = require('..');
 
 describe('vinyl files', function() {
   it('should take a vinyl file', function() {
-    var file = new File({path: 'foo', contents: new Buffer('---\none: two\n---\nbar')});
+    var file = new File({path: 'foo', contents: Buffer.from('---\none: two\n---\nbar')});
 
     var actual = matter(file);
     assert.equal(actual.path, 'foo');
     assert.deepEqual(actual.data, {one: 'two'});
     assert.deepEqual(actual.content, 'bar');
-    assert.deepEqual(actual.contents, new Buffer('---\none: two\n---\nbar'));
+    assert.deepEqual(actual.contents, Buffer.from('---\none: two\n---\nbar'));
   });
 });