diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0b3ca67..c842755 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,6 +15,8 @@ jobs:
 
       - name: Set up PureScript toolchain
         uses: purescript-contrib/setup-purescript@main
+        with:
+          purescript: "0.14.0-rc3"
 
       - name: Cache PureScript dependencies
         uses: actions/cache@v2
diff --git a/packages.dhall b/packages.dhall
index b5baf39..9c3ee6f 100644
--- a/packages.dhall
+++ b/packages.dhall
@@ -1,4 +1,4 @@
 let upstream =
-      https://github.com/purescript/package-sets/releases/download/psc-0.13.8-20200922/packages.dhall sha256:5edc9af74593eab8834d7e324e5868a3d258bbab75c5531d2eb770d4324a2900
+      https://raw.githubusercontent.com/purescript/package-sets/prepare-0.14/src/packages.dhall
 
 in  upstream
diff --git a/spago.dhall b/spago.dhall
index 784ff81..48829ba 100644
--- a/spago.dhall
+++ b/spago.dhall
@@ -6,7 +6,7 @@
   , "effect"
   , "exceptions"
   , "foreign"
-  , "globals"
+  , "numbers"
   , "integers"
   , "now"
   , "psci-support"
diff --git a/test/Test/Main.purs b/test/Test/Main.purs
index 651dd9e..a721544 100644
--- a/test/Test/Main.purs
+++ b/test/Test/Main.purs
@@ -11,7 +11,7 @@ import Data.Maybe (Maybe(..), fromJust)
 import Effect (Effect)
 import Effect.Console (log)
 import Foreign (F, Foreign)
-import Global (nan)
+import Data.Number (nan)
 import Partial.Unsafe (unsafePartial)
 import Test.Assert (assert)