Next Amber release will be 0.19.0.

bower.json

@@ -23,7 +23,7 @@
   ],
   "private": false,
   "dependencies": {
-    "amber": ">0.18.5",
+    "amber": ">=0.19.0",
     "jquery": ">=1.7.0"
   },
   "devDependencies": {