diff --git a/lib/core.js b/lib/core.js
index 014ee4086..3070ab2d2 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -37,7 +37,7 @@ var toFileURL = require('./common').toFileURL;
 var core = module.exports;
 
 // we always download the latest semver compatible version
-var systemVersion = '0.19.0';
+var systemVersion = '0.19.1';
 
 var tPackages = {
   'babel':           'npm:babel-core@^5.8.24',
diff --git a/package.json b/package.json
index 97b7e970d..fdcc73201 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "jspm",
   "description": "Registry and format agnostic JavaScript package manager",
-  "version": "0.16.6",
+  "version": "0.16.7",
   "main": "./api.js",
   "author": "",
   "dependencies": {
@@ -20,8 +20,8 @@
     "rimraf": "^2.4.0",
     "rsvp": "^3.0.18",
     "semver": "^5.0.1",
-    "systemjs": "0.19.0",
-    "systemjs-builder": "0.14.3",
+    "systemjs": "0.19.1",
+    "systemjs-builder": "0.14.4",
     "traceur": "0.0.91",
     "uglify-js": "~2.4.23"
   },