diff --git a/package-overrides/github/CodeSeven/toastr@2.1.1.json b/package-overrides/github/CodeSeven/toastr@2.1.1.json
index e83c18a..d818499 100644
--- a/package-overrides/github/CodeSeven/toastr@2.1.1.json
+++ b/package-overrides/github/CodeSeven/toastr@2.1.1.json
@@ -3,8 +3,8 @@
   "registry": "github",
   "format": "global",
   "dependencies": {
-    "jquery": "*",
-    "css": "*"
+    "jquery": "github:components/jquery",
+    "css": "github:systemjs/plugin-css"
   },
   "files": [
     "toastr.css",