diff --git a/.travis.yml b/.travis.yml
index beb4b48..5b14646 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,14 @@
 language: node_js
 dist: trusty
 sudo: required
-node_js: 6
+node_js: stable
+env:
+  - PATH=$HOME/purescript:$PATH
 install:
+  - TAG=$(wget -q -O - https://github.com/purescript/purescript/releases/latest --server-response --max-redirect 0 2>&1 | sed -n -e 's/.*Location:.*tag\///p')
+  - wget -O $HOME/purescript.tar.gz https://github.com/purescript/purescript/releases/download/$TAG/linux64.tar.gz
+  - tar -xvf $HOME/purescript.tar.gz -C $HOME/
+  - chmod a+x $HOME/purescript
   - npm install -g bower
   - npm install
   - bower install --production
diff --git a/bower.json b/bower.json
index 3edaad5..6161c5d 100644
--- a/bower.json
+++ b/bower.json
@@ -27,12 +27,12 @@
     "example"
   ],
   "dependencies": {
-    "purescript-aff": "#compiler/0.12",
-    "purescript-either": "#compiler/0.12",
-    "purescript-node-fs": "#compiler/0.12",
-    "purescript-node-path": "#compiler/0.12"
+    "purescript-aff": "^5.0.0",
+    "purescript-either": "^4.0.0",
+    "purescript-node-fs": "^5.0.0",
+    "purescript-node-path": "^3.0.0"
   },
   "devDependencies": {
-    "purescript-console": "#compiler/0.12"
+    "purescript-console": "^4.1.0"
   }
 }
diff --git a/package.json b/package.json
index da76be2..5a4bff0 100644
--- a/package.json
+++ b/package.json
@@ -6,9 +6,8 @@
     "test": "pulp test"
   },
   "devDependencies": {
-    "pulp": "^11.0.0",
-    "purescript-psa": "^0.5.0",
-    "purescript": "^0.11.1",
-    "rimraf": "^2.5.4"
+    "pulp": "^12.2.0",
+    "purescript-psa": "^0.6.0",
+    "rimraf": "^2.6.2"
   }
 }
diff --git a/test/Main.purs b/test/Main.purs
index 0327682..7445d25 100644
--- a/test/Main.purs
+++ b/test/Main.purs
@@ -4,7 +4,7 @@ import Prelude
 
 import Data.Array (filterA)
 import Data.Maybe (maybe)
-import Data.String (charAt, singleton)
+import Data.String.CodeUnits (charAt, singleton)
 import Effect (Effect)
 import Effect.Aff (launchAff_)
 import Effect.Class (liftEffect)