diff --git a/TechoramaTypescript/begin/client/package.json b/TechoramaTypescript/begin/client/package.json
index c036c28d6..dce08708f 100644
--- a/TechoramaTypescript/begin/client/package.json
+++ b/TechoramaTypescript/begin/client/package.json
@@ -31,7 +31,7 @@
     "zone.js": "^0.6.12",
 
     "angular2-in-memory-web-api": "0.0.7",
-    "bootstrap": "^3.3.6"
+    "bootstrap": "^4.0.0"
   },
   "devDependencies": {
     "concurrently": "^2.0.0",