diff --git a/lib/src/filterSince.js b/lib/src/filterSince.js
deleted file mode 100644
index 803091a5..00000000
--- a/lib/src/filterSince.js
+++ /dev/null
@@ -1,18 +0,0 @@
-'use strict';
-
-var through2 = require('through2');
-
-function filterSince(since) {
-  return through2.obj(filter(since));
-}
-
-function filter(since) {
-  return function(file, enc, cb) {
-    if (since < file.stat.mtime) {
-      return cb(null, file);
-    }
-    cb();
-  };
-}
-
-module.exports = filterSince;
diff --git a/lib/src/index.js b/lib/src/index.js
index 6362e4af..1f2616b1 100644
--- a/lib/src/index.js
+++ b/lib/src/index.js
@@ -7,7 +7,7 @@ var File = require('vinyl');
 var duplexify = require('duplexify');
 var merge = require('merge-stream');
 
-var filterSince = require('./filterSince');
+var filterSince = require('vinyl-filter-since');
 var getContents = require('./getContents');
 var resolveSymlinks = require('./resolveSymlinks');
 
diff --git a/package.json b/package.json
index 488b1fa4..4f738ade 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,8 @@
     "object-assign": "^2.0.0",
     "strip-bom": "^1.0.0",
     "through2": "^0.6.1",
-    "vinyl": "^0.4.0"
+    "vinyl": "^0.4.0",
+    "vinyl-filter-since": "^1.0.0"
   },
   "devDependencies": {
     "buffer-equal": "^0.0.1",