diff --git a/bower.json b/bower.json
index 0d8d04a..3932f00 100644
--- a/bower.json
+++ b/bower.json
@@ -23,23 +23,23 @@
   "homepage": "https://github.com/PolymerElements/iron-demo-helpers",
   "ignore": [],
   "dependencies": {
-    "polymer": "polymer/polymer#^2.0.0-rc.1",
+    "polymer": "Polymer/polymer#1.9 - 2",
     "font-roboto": "PolymerElements/font-roboto#^1",
-    "iron-flex-layout": "polymerelements/iron-flex-layout#2.0-preview",
-    "iron-location": "PolymerElements/iron-location#2.0-preview",
-    "marked-element": "polymerelements/marked-element#2.0-preview",
-    "prism-element": "PolymerElements/prism-element#2.0-preview"
+    "iron-flex-layout": "polymerelements/iron-flex-layout#1 - 2",
+    "iron-location": "PolymerElements/iron-location#1 - 2",
+    "marked-element": "polymerelements/marked-element#1 - 2",
+    "prism-element": "PolymerElements/prism-element#1 - 2"
   },
   "devDependencies": {
-    "iron-component-page": "PolymerElements/iron-component-page#2.0-preview",
-    "webcomponentsjs": "webcomponents/webcomponentsjs#^1.0.0-rc.1",
+    "iron-component-page": "PolymerElements/iron-component-page#1 - 2",
+    "webcomponentsjs": "webcomponents/webcomponentsjs#^1.0.0",
     "test-fixture": "PolymerElements/test-fixture#^3.0.0-rc.1",
-    "web-component-tester": "Polymer/web-component-tester#^6.0.0-prerelease.6"
+    "web-component-tester": "^6.0.0"
   },
   "variants": {
     "1.x": {
       "dependencies": {
-        "polymer": "Polymer/polymer#^1.5.0",
+        "polymer": "Polymer/polymer#^1.9",
         "font-roboto": "PolymerElements/font-roboto#^1",
         "iron-flex-layout": "PolymerElements/iron-flex-layout#^1.0.0",
         "iron-location": "PolymerElements/iron-location#^0.8.0",
@@ -51,7 +51,13 @@
         "web-component-tester": "^4.0.0",
         "test-fixture": "PolymerElements/test-fixture#^1.0.0",
         "iron-component-page": "PolymerElements/iron-component-page#^1.0.0"
+      },
+      "resolutions": {
+        "webcomponentsjs": "^0.7"
       }
     }
+  },
+  "resolutions": {
+    "webcomponentsjs": "^1.0.0"
   }
 }