diff --git a/.github/workflows/build-macos-package.yml b/.github/workflows/build-macos-package.yml
index 9163c0137..4331d111a 100644
--- a/.github/workflows/build-macos-package.yml
+++ b/.github/workflows/build-macos-package.yml
@@ -9,13 +9,13 @@ jobs:
     strategy:
       matrix:
         os: [macOS-latest]
-        ghc: ["8.4.4"]
+        ghc: ["8.6.5"]
         cabal: ["2.4"]
 
     steps:
     - uses: actions/checkout@v2
 
-    - uses: actions/setup-haskell@v1.1
+    - uses: actions/setup-haskell@v1
       id: setup-haskell-cabal
       name: Setup Haskell
       with: