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 80f5fe6..9c3ee6f 100644
--- a/packages.dhall
+++ b/packages.dhall
@@ -1,4 +1,4 @@
 let upstream =
-      https://github.com/purescript/package-sets/releases/download/psc-0.13.8-20201007/packages.dhall sha256:35633f6f591b94d216392c9e0500207bb1fec42dd355f4fecdfd186956567b6b
+      https://raw.githubusercontent.com/purescript/package-sets/prepare-0.14/src/packages.dhall
 
 in  upstream