diff --git a/lib/install.js b/lib/install.js
index 94991c49ad..8a615dfb38 100644
--- a/lib/install.js
+++ b/lib/install.js
@@ -23,7 +23,6 @@ var fs = require('graceful-fs')
   , log = require('npmlog')
   , semver = require('semver')
   , request = require('request')
-  , minimatch = require('minimatch')
   , mkdir = require('mkdirp')
   , processRelease = require('./process-release')
   , win = process.platform == 'win32'
@@ -395,8 +394,8 @@ function install (fs, gyp, argv, callback) {
 
   function valid (file) {
     // header files
-    return minimatch(file, '*.h', { matchBase: true }) ||
-           minimatch(file, '*.gypi', { matchBase: true })
+    var extname = path.extname(file);
+    return extname === '.h' || extname === '.gypi';
   }
 
   /**
diff --git a/package.json b/package.json
index 29bee3d615..a8e5fe9f27 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,6 @@
   "dependencies": {
     "glob": "^7.0.3",
     "graceful-fs": "^4.1.2",
-    "minimatch": "^3.0.2",
     "mkdirp": "^0.5.0",
     "nopt": "2 || 3",
     "npmlog": "0 || 1 || 2 || 3 || 4",