diff --git a/.travis.yml b/.travis.yml
index 7263abc52f..78daf1b6f9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,8 @@ env:
     - UNDERSCORE=1.6 BACKBONE=1.0
     - UNDERSCORE=1.4.4 BACKBONE=1.1.0
     - UNDERSCORE=1.5 BACKBONE=1.1
+    - UNDERSCORE=1.7 BACKBONE=1.2
+    - UNDERSCORE=1.8 BACKBONE=1.2
     - LODASH=2.4 BACKBONE=1.1
     - LODASH=3.0 BACKBONE=1.1
     - LODASH=3.1 BACKBONE=1.0
diff --git a/bower.json b/bower.json
index c3670f5ccc..8c30d5841a 100644
--- a/bower.json
+++ b/bower.json
@@ -34,8 +34,8 @@
     "upgradeGuide.md"
   ],
   "dependencies": {
-    "backbone": "1.0.0 - 1.1.2",
-    "underscore": "1.4.4 - 1.6.0",
+    "backbone": "1.0.0 - 1.2.0",
+    "underscore": "1.4.4 - 1.8.3",
     "backbone.babysitter": "^0.1.0",
     "backbone.radio": "^0.9.0",
     "backbone-metal": "^0.5.0",
diff --git a/package.json b/package.json
index 9a597b9473..cea8d48dab 100644
--- a/package.json
+++ b/package.json
@@ -42,9 +42,9 @@
   "dependencies": {
     "backbone.babysitter": "^0.1.0",
     "backbone.radio": "^0.9.0",
-    "backbone": "1.0.0 - 1.1.2",
+    "backbone": "1.0.0 - 1.2.0",
     "backbone-metal": "^0.5.0",
-    "underscore": "1.4.4 - 1.6.0"
+    "underscore": "1.4.4 - 1.8.3"
   },
   "devDependencies": {
     "chai": "1.9.1",