diff --git a/lib/core/resolvers/Resolver.js b/lib/core/resolvers/Resolver.js
index 3bd13b41..a05aeacb 100644
--- a/lib/core/resolvers/Resolver.js
+++ b/lib/core/resolvers/Resolver.js
@@ -139,7 +139,7 @@ Resolver.prototype._createTempDir = function () {
     return Q.nfcall(mkdirp, baseDir)
     .then(function () {
         return Q.nfcall(tmp.dir, {
-            template: path.join(baseDir, this._name + '-XXXXXX'),
+            template: path.join(baseDir, this._name + '-' + process.pid + '-XXXXXX'),
             mode: 0777 & ~process.umask(),
             unsafeCleanup: true
         });