diff --git a/bower.json b/bower.json
index e57093f..e846d48 100644
--- a/bower.json
+++ b/bower.json
@@ -14,14 +14,14 @@
     "package.json"
   ],
   "dependencies": {
-    "purescript-maybe": "^3.0.0",
-    "purescript-functions": "^3.0.0"
+    "purescript-maybe": "#compiler/0.12",
+    "purescript-functions": "#compiler/0.12"
   },
   "repository": {
     "type": "git",
     "url": "git://github.com/paf31/purescript-nullable.git"
   },
   "devDependencies": {
-    "purescript-console": "^3.0.0"
+    "purescript-console": "#compiler/0.12"
   }
 }
diff --git a/test/Main.purs b/test/Main.purs
index 2c2d456..921fbe3 100644
--- a/test/Main.purs
+++ b/test/Main.purs
@@ -2,12 +2,12 @@ module Test.Main where
 
 import Prelude
 
-import Control.Monad.Eff (Eff)
-import Control.Monad.Eff.Console (CONSOLE, logShow)
+import Effect (Effect)
+import Effect.Console (logShow)
 import Data.Maybe (Maybe(..))
 import Data.Nullable (toNullable, toMaybe)
 
-main :: Eff (console :: CONSOLE) Unit
+main :: Effect Unit
 main = do
   logShow $ toNullable (Nothing :: Maybe Number)
   logShow $ toNullable (Just 42)