diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0bcf691a..860f1912 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,16 +20,16 @@ jobs:
           - "8.10.1"
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.3
       if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
 
-    - uses: actions/setup-haskell@v1
+    - uses: actions/setup-haskell@v1.1.3
       name: Setup Haskell
       with:
         ghc-version: ${{ matrix.ghc }}
         cabal-version: ${{ matrix.cabal }}
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2.1.2
       name: Cache ~/.cabal/store
       with:
         path: ~/.cabal/store
diff --git a/appveyor.yml b/appveyor.yml
index 1923824e..3314fbae 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -17,7 +17,7 @@ cache:
 
 environment:
   STACK_ROOT: C:\sr
-  STACK_VERSION: 2.1.1
+  STACK_VERSION: 2.5.1
 
   matrix:
     - STACK_YAML: stack.yaml
diff --git a/summoner-cli/examples/cabal-full/.github/workflows/ci.yml b/summoner-cli/examples/cabal-full/.github/workflows/ci.yml
index a2a33799..d18cc5ac 100644
--- a/summoner-cli/examples/cabal-full/.github/workflows/ci.yml
+++ b/summoner-cli/examples/cabal-full/.github/workflows/ci.yml
@@ -7,39 +7,58 @@ on:
     branches: [master]
 
 jobs:
-  build:
-    name: ghc ${{ matrix.ghc }}
-    runs-on: ubuntu-16.04
+  cabal:
+    name: ${{ matrix.os }} / ghc ${{ matrix.ghc }}
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
+        os: [ubuntu-latest, macOS-latest, windows-latest]
         cabal: ["2.4"]
         ghc:
           - "8.4.4"
           - "8.6.5"
           - "8.8.4"
           - "8.10.1"
+        exclude:
+          - os: macOS-latest
+            ghc: 8.8.4
+          - os: macOS-latest
+            ghc: 8.6.5
+          - os: macOS-latest
+            ghc: 8.4.4
+          - os: windows-latest
+            ghc: 8.8.4
+          - os: windows-latest
+            ghc: 8.6.5
+          - os: windows-latest
+            ghc: 8.4.4
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.3
       if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
 
-    - uses: actions/setup-haskell@v1
+    - uses: actions/setup-haskell@v1.1.3
+      id: setup-haskell-cabal
       name: Setup Haskell
       with:
         ghc-version: ${{ matrix.ghc }}
         cabal-version: ${{ matrix.cabal }}
 
-    - uses: actions/cache@v1
+    - name: Freeze
+      run: |
+        cabal v2-freeze
+
+    - uses: actions/cache@v2.1.2
       name: Cache ~/.cabal/store
       with:
-        path: ~/.cabal/store
-        key: ${{ runner.os }}-${{ matrix.ghc }}-cabal
+        path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
+        key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
 
     - name: Build
       run: |
-        cabal v2-update
-        cabal v2-build --enable-tests --enable-benchmarks
+        cabal v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+        cabal v2-build all
 
     - name: Test
       run: |
-        cabal v2-test --enable-tests --test-show-details=direct
+        cabal v2-test all
diff --git a/summoner-cli/examples/cabal-full/.travis.yml b/summoner-cli/examples/cabal-full/.travis.yml
index 8ce49459..d7e44f54 100644
--- a/summoner-cli/examples/cabal-full/.travis.yml
+++ b/summoner-cli/examples/cabal-full/.travis.yml
@@ -21,10 +21,11 @@ install:
   - curl -sSL https://raw.github.com/ndmitchell/neil/master/misc/travis.sh | sh -s -- hlint .
 
   - cabal v2-update
-  - cabal v2-build --enable-tests --enable-benchmarks
+  - cabal v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+  - cabal v2-build all
 
 script:
-  - cabal v2-test --enable-tests --test-show-details=direct
+  - cabal v2-test all
 
 notifications:
   email: false
diff --git a/summoner-cli/examples/cabal-full/appveyor.yml b/summoner-cli/examples/cabal-full/appveyor.yml
index 4f3ae376..4674d4b6 100644
--- a/summoner-cli/examples/cabal-full/appveyor.yml
+++ b/summoner-cli/examples/cabal-full/appveyor.yml
@@ -35,5 +35,6 @@ before_build:
   - cabal %CABOPTS% v2-update
 
 build_script:
-  - cabal %CABOPTS% v2-build --enable-tests
-  - cabal %CABOPTS% v2-test  --enable-tests --test-show-details=direct
+  - cabal %CABOPTS% v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+  - cabal %CABOPTS% v2-build all
+  - cabal %CABOPTS% v2-test  all
diff --git a/summoner-cli/examples/full-batteries/.github/workflows/ci.yml b/summoner-cli/examples/full-batteries/.github/workflows/ci.yml
index 2b3cd4c5..70097cfe 100644
--- a/summoner-cli/examples/full-batteries/.github/workflows/ci.yml
+++ b/summoner-cli/examples/full-batteries/.github/workflows/ci.yml
@@ -7,11 +7,12 @@ on:
     branches: [master]
 
 jobs:
-  build:
-    name: ghc ${{ matrix.ghc }}
-    runs-on: ubuntu-16.04
+  cabal:
+    name: ${{ matrix.os }} / ghc ${{ matrix.ghc }}
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
+        os: [ubuntu-latest, macOS-latest, windows-latest]
         cabal: ["2.4"]
         ghc:
           - "8.0.2"
@@ -20,28 +21,92 @@ jobs:
           - "8.6.5"
           - "8.8.4"
           - "8.10.1"
+        exclude:
+          - os: macOS-latest
+            ghc: 8.8.4
+          - os: macOS-latest
+            ghc: 8.6.5
+          - os: macOS-latest
+            ghc: 8.4.4
+          - os: macOS-latest
+            ghc: 8.2.2
+          - os: macOS-latest
+            ghc: 8.0.2
+          - os: windows-latest
+            ghc: 8.8.4
+          - os: windows-latest
+            ghc: 8.6.5
+          - os: windows-latest
+            ghc: 8.4.4
+          - os: windows-latest
+            ghc: 8.2.2
+          - os: windows-latest
+            ghc: 8.0.2
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.3
       if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
 
-    - uses: actions/setup-haskell@v1
+    - uses: actions/setup-haskell@v1.1.3
+      id: setup-haskell-cabal
       name: Setup Haskell
       with:
         ghc-version: ${{ matrix.ghc }}
         cabal-version: ${{ matrix.cabal }}
 
-    - uses: actions/cache@v1
+    - name: Freeze
+      run: |
+        cabal v2-freeze
+
+    - uses: actions/cache@v2.1.2
       name: Cache ~/.cabal/store
       with:
-        path: ~/.cabal/store
-        key: ${{ runner.os }}-${{ matrix.ghc }}-cabal
+        path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
+        key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
+
+    - name: Build
+      run: |
+        cabal v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+        cabal v2-build all
+
+    - name: Test
+      run: |
+        cabal v2-test all
+
+  stack:
+    name: stack / ghc ${{ matrix.ghc }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        stack: ["2.5.1"]
+        ghc:
+          - "8.0.2"
+          - "8.2.2"
+          - "8.4.4"
+          - "8.6.5"
+          - "8.8.4"
+          - "8.10.1"
+
+    steps:
+    - uses: actions/checkout@v2.3.3
+      if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
+
+    - uses: actions/setup-haskell@v1.1.3
+      name: Setup Haskell Stack
+      with:
+        ghc-version: ${{ matrix.ghc }}
+        stack-version: ${{ matrix.stack }}
+
+    - uses: actions/cache@v2.1.2
+      name: Cache ~/.stack
+      with:
+        path: ~/.stack
+        key: ${{ runner.os }}-${{ matrix.ghc }}-stack
 
     - name: Build
       run: |
-        cabal v2-update
-        cabal v2-build --enable-tests --enable-benchmarks
+        stack build --system-ghc --test --bench --no-run-tests --no-run-benchmarks --ghc-options=-Werror
 
     - name: Test
       run: |
-        cabal v2-test --enable-tests --test-show-details=direct
+        stack test --system-ghc
diff --git a/summoner-cli/examples/full-batteries/.travis.yml b/summoner-cli/examples/full-batteries/.travis.yml
index 46775e8b..18aea03b 100644
--- a/summoner-cli/examples/full-batteries/.travis.yml
+++ b/summoner-cli/examples/full-batteries/.travis.yml
@@ -56,7 +56,8 @@ install:
   - |
     if [ -z "$STACK_YAML" ]; then
       cabal v2-update
-      cabal v2-build --enable-tests --enable-benchmarks
+      cabal v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+      cabal v2-build all
     else
       curl -sSL https://get.haskellstack.org/ | sh
       stack --version
@@ -66,7 +67,7 @@ install:
 script:
   - |
     if [ -z "$STACK_YAML" ]; then
-      cabal v2-test --enable-tests --test-show-details=direct
+      cabal v2-test all
     else
       stack test --system-ghc
     fi
diff --git a/summoner-cli/examples/full-batteries/appveyor.yml b/summoner-cli/examples/full-batteries/appveyor.yml
index 4f3ae376..4674d4b6 100644
--- a/summoner-cli/examples/full-batteries/appveyor.yml
+++ b/summoner-cli/examples/full-batteries/appveyor.yml
@@ -35,5 +35,6 @@ before_build:
   - cabal %CABOPTS% v2-update
 
 build_script:
-  - cabal %CABOPTS% v2-build --enable-tests
-  - cabal %CABOPTS% v2-test  --enable-tests --test-show-details=direct
+  - cabal %CABOPTS% v2-configure --enable-tests --enable-benchmarks --test-show-details=direct
+  - cabal %CABOPTS% v2-build all
+  - cabal %CABOPTS% v2-test  all
diff --git a/summoner-cli/examples/stack-full/.github/workflows/ci.yml b/summoner-cli/examples/stack-full/.github/workflows/ci.yml
new file mode 100644
index 00000000..0518af88
--- /dev/null
+++ b/summoner-cli/examples/stack-full/.github/workflows/ci.yml
@@ -0,0 +1,44 @@
+name: CI
+
+# Trigger the workflow on push or pull request, but only for the master branch
+on:
+  pull_request:
+  push:
+    branches: [master]
+
+jobs:
+  stack:
+    name: stack / ghc ${{ matrix.ghc }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        stack: ["2.5.1"]
+        ghc:
+          - "8.4.4"
+          - "8.6.5"
+          - "8.8.4"
+          - "8.10.1"
+
+    steps:
+    - uses: actions/checkout@v2.3.3
+      if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
+
+    - uses: actions/setup-haskell@v1.1.3
+      name: Setup Haskell Stack
+      with:
+        ghc-version: ${{ matrix.ghc }}
+        stack-version: ${{ matrix.stack }}
+
+    - uses: actions/cache@v2.1.2
+      name: Cache ~/.stack
+      with:
+        path: ~/.stack
+        key: ${{ runner.os }}-${{ matrix.ghc }}-stack
+
+    - name: Build
+      run: |
+        stack build --system-ghc --test --bench --no-run-tests --no-run-benchmarks --ghc-options=-Werror
+
+    - name: Test
+      run: |
+        stack test --system-ghc
diff --git a/summoner-cli/examples/stack-full/README.md b/summoner-cli/examples/stack-full/README.md
index cd34d786..8b873143 100644
--- a/summoner-cli/examples/stack-full/README.md
+++ b/summoner-cli/examples/stack-full/README.md
@@ -1,5 +1,6 @@
 # stack-full
 
+[![GitHub CI](https://github.com/kowainik/stack-full/workflows/CI/badge.svg)](https://github.com/kowainik/stack-full/actions)
 [![Build status](https://img.shields.io/travis/kowainik/stack-full.svg?logo=travis)](https://travis-ci.com/kowainik/stack-full)
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/kowainik/stack-full?branch=master&svg=true)](https://ci.appveyor.com/project/kowainik/stack-full)
 [![Hackage](https://img.shields.io/hackage/v/stack-full.svg?logo=haskell)](https://hackage.haskell.org/package/stack-full)
diff --git a/summoner-cli/examples/stack-full/appveyor.yml b/summoner-cli/examples/stack-full/appveyor.yml
index 9e96546d..c7223f27 100644
--- a/summoner-cli/examples/stack-full/appveyor.yml
+++ b/summoner-cli/examples/stack-full/appveyor.yml
@@ -10,7 +10,7 @@ branches:
 
 environment:
   STACK_ROOT: C:\sr
-  STACK_VERSION: 2.1.1
+  STACK_VERSION: 2.5.1
 
   # Workaround a gnarly bug https://github.com/haskell/cabal/issues/5386
   # See: https://www.fpcomplete.com/blog/2018/06/sed-a-debugging-story
diff --git a/summoner-cli/src/Summoner/Default.hs b/summoner-cli/src/Summoner/Default.hs
index 4ee9bcf6..e0b80d0f 100644
--- a/summoner-cli/src/Summoner/Default.hs
+++ b/summoner-cli/src/Summoner/Default.hs
@@ -12,6 +12,7 @@ This module contains some default values to use.
 module Summoner.Default
        ( defaultGHC
        , defaultCabal
+       , defaultStack
        , defaultLicenseName
        , defaultOwner
        , defaultFullName
@@ -42,6 +43,10 @@ defaultGHC = maxBound
 defaultCabal :: Text
 defaultCabal = "2.4"
 
+-- | Default version of the Stack.
+defaultStack :: Text
+defaultStack = "2.5.1"
+
 defaultLicenseName :: LicenseName
 defaultLicenseName = MIT
 
diff --git a/summoner-cli/src/Summoner/Project.hs b/summoner-cli/src/Summoner/Project.hs
index 643f2298..ecf0893e 100644
--- a/summoner-cli/src/Summoner/Project.hs
+++ b/summoner-cli/src/Summoner/Project.hs
@@ -98,7 +98,7 @@ generateProjectInteractive connectMode projectName ConfigP{..} = do
         (settingsGitHub && not settingsNoUpload)
         (YesNoPrompt "private repository" "Create as a private repository (Requires a GitHub private repo plan)?")
         cPrivate
-    settingsGhActions <- decisionIf (settingsCabal && settingsGitHub) (mkDefaultYesNoPrompt "GitHub Actions CI integration") cGhActions
+    settingsGhActions <- decisionIf settingsGitHub (mkDefaultYesNoPrompt "GitHub Actions CI integration") cGhActions
     settingsTravis    <- decisionIf settingsGitHub (mkDefaultYesNoPrompt "Travis CI integration") cTravis
     settingsAppVeyor  <- decisionIf settingsGitHub (mkDefaultYesNoPrompt "AppVeyor CI integration") cAppVey
     settingsIsLib     <- promptDecisionToBool cLib (mkDefaultYesNoPrompt "library target")
diff --git a/summoner-cli/src/Summoner/Template/GitHub.hs b/summoner-cli/src/Summoner/Template/GitHub.hs
index 2d94c7c7..21557913 100644
--- a/summoner-cli/src/Summoner/Template/GitHub.hs
+++ b/summoner-cli/src/Summoner/Template/GitHub.hs
@@ -29,7 +29,7 @@ module Summoner.Template.GitHub
 import Colourista (indent)
 import Data.List (delete, intersect)
 
-import Summoner.Default (defaultCabal, defaultGHC)
+import Summoner.Default (defaultCabal, defaultGHC, defaultStack)
 import Summoner.GhcVer (GhcVer (..), oldGhcs, showGhcVer)
 import Summoner.Settings (Settings (..))
 import Summoner.Text (quote)
@@ -121,36 +121,54 @@ gitHubFiles Settings{..} = concat
         , "    branches: [master]"
         , ""
         , "jobs:"
-        , "  build:"
-        , "    name: ghc ${{ matrix.ghc }}"
-        , "    runs-on: ubuntu-16.04"
+        ]
+        <> memptyIfFalse settingsCabal ghActionsCabal
+        <> memptyIfFalse (settingsCabal && settingsStack) [""]
+        <> memptyIfFalse settingsStack ghActionsStack
+
+    ghcActionsCheckoutVersion = "@v2.3.3"
+    ghcActionsSetupHaskellVersion = "@v1.1.3"
+    ghcActionsCacheVersion = "@v2.1.2"
+
+    ghActionsCabal :: [Text]
+    ghActionsCabal =
+        [ "  cabal:"
+        , "    name: ${{ matrix.os }} / ghc ${{ matrix.ghc }}"
+        , "    runs-on: ${{ matrix.os }}"
         , "    strategy:"
         , "      matrix:"
+        , "        os: [ubuntu-latest, macOS-latest, windows-latest]"
         , "        cabal: [" <> quote defaultCabal <> "]"
         , "        ghc:"
         ]
         <> map (indent 10 <>) ghActionsVersions
+        <> ghActionsExcludes
         <>
         [ ""
         , "    steps:"
-        , "    - uses: actions/checkout@v2"
+        , "    - uses: actions/checkout" <> ghcActionsCheckoutVersion
         , "      if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'"
         , ""
-        , "    - uses: actions/setup-haskell@v1"
+        , "    - uses: actions/setup-haskell" <> ghcActionsSetupHaskellVersion
+        , "      id: setup-haskell-cabal"
         , "      name: Setup Haskell"
         , "      with:"
         , "        ghc-version: ${{ matrix.ghc }}"
         , "        cabal-version: ${{ matrix.cabal }}"
         , ""
-        , "    - uses: actions/cache@v1"
+        , "    - name: Freeze"
+        , "      run: |"
+        , "        cabal v2-freeze"
+        , ""
+        , "    - uses: actions/cache" <> ghcActionsCacheVersion
         , "      name: Cache ~/.cabal/store"
         , "      with:"
-        , "        path: ~/.cabal/store"
-        , "        key: ${{ runner.os }}-${{ matrix.ghc }}-cabal"
+        , "        path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}"
+        , "        key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}"
         , ""
         , "    - name: Build"
         , "      run: |"
-        , "        " <> cabalUpdate
+        , "        " <> cabalConfigure
         , "        " <> cabalBuild
         , ""
         , "    - name: Test"
@@ -158,12 +176,66 @@ gitHubFiles Settings{..} = concat
         , "        " <> cabalTest
         ]
 
+    ghActionsStack :: [Text]
+    ghActionsStack =
+        [ "  stack:"
+        , "    name: stack / ghc ${{ matrix.ghc }}"
+        , "    runs-on: ubuntu-latest"
+        , "    strategy:"
+        , "      matrix:"
+        , "        stack: [" <> quote defaultStack <> "]"
+        , "        ghc:"
+        ]
+        <> map (indent 10 <>) ghActionsVersions
+        <>
+        [ ""
+        , "    steps:"
+        , "    - uses: actions/checkout" <> ghcActionsCheckoutVersion
+        , "      if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'"
+        , ""
+        , "    - uses: actions/setup-haskell" <> ghcActionsSetupHaskellVersion
+        , "      name: Setup Haskell Stack"
+        , "      with:"
+        , "        ghc-version: ${{ matrix.ghc }}"
+        , "        stack-version: ${{ matrix.stack }}"
+        , ""
+        , "    - uses: actions/cache" <> ghcActionsCacheVersion
+        , "      name: Cache ~/.stack"
+        , "      with:"
+        , "        path: ~/.stack"
+        , "        key: ${{ runner.os }}-${{ matrix.ghc }}-stack"
+        , ""
+        , "    - name: Build"
+        , "      run: |"
+        , "        " <> stackBuild
+        , ""
+        , "    - name: Test"
+        , "      run: |"
+        , "        " <> stackTest
+        ]
 
     ghActionsVersions :: [Text]
     ghActionsVersions = map
         (\ghc -> "- " <> quote (showGhcVer ghc))
         settingsTestedVersions
 
+    ghActionsExcludes :: [Text]
+    ghActionsExcludes =
+        let versionsToExclude = -- all but the latest version
+                drop 1 $ sortWith Down settingsTestedVersions
+            osesToExclude = ["macOS-latest", "windows-latest"]
+            excludes = do
+                os <- osesToExclude
+                version <- versionsToExclude
+                [  "- os: " <> os
+                 , "  ghc: " <> showGhcVer version
+                 ]
+        in case excludes of
+            [] -> []
+            xs ->
+                "        exclude:"
+                : map (indent 10 <>) xs
+
     -- create travis.yml template
     travisYml :: Text
     travisYml = unlines $
@@ -256,6 +328,7 @@ gitHubFiles Settings{..} = concat
         [ "  - |"
         , "    if [ -z " <> quote "$STACK_YAML" <> " ]; then"
         , "      " <> cabalUpdate
+        , "      " <> cabalConfigure
         , "      " <> cabalBuild
         , "    else"
         , "      curl -sSL https://get.haskellstack.org/ | sh"
@@ -275,6 +348,7 @@ gitHubFiles Settings{..} = concat
     installScriptCabal :: [Text]
     installScriptCabal =
         [ "  - " <> cabalUpdate
+        , "  - " <> cabalConfigure
         , "  - " <> cabalBuild
         , ""
         , "script:"
@@ -294,12 +368,15 @@ gitHubFiles Settings{..} = concat
     cabalUpdate :: Text
     cabalUpdate = "cabal v2-update"
 
+    cabalConfigure :: Text
+    cabalConfigure = "cabal v2-configure --enable-tests --enable-benchmarks --test-show-details=direct"
+
     cabalBuild :: Text
-    cabalBuild = "cabal v2-build --enable-tests --enable-benchmarks"
+    cabalBuild = "cabal v2-build all"
 
     cabalTest :: Text
     cabalTest = if settingsTest
-        then "cabal v2-test --enable-tests --test-show-details=direct"
+        then "cabal v2-test all"
         else "echo 'No tests'"
 
     stackBuild :: Text
@@ -360,8 +437,9 @@ gitHubFiles Settings{..} = concat
         , "  - cabal %CABOPTS% v2-update"
         , ""
         , "build_script:"
-        , "  - cabal %CABOPTS% v2-build --enable-tests"
-        , "  - cabal %CABOPTS% v2-test  --enable-tests --test-show-details=direct"
+        , "  - cabal %CABOPTS% v2-configure --enable-tests --enable-benchmarks --test-show-details=direct"
+        , "  - cabal %CABOPTS% v2-build all"
+        , "  - cabal %CABOPTS% v2-test  all"
         ]
 
     -- create appveyor.yml template
@@ -379,7 +457,7 @@ gitHubFiles Settings{..} = concat
         , ""
         , "environment:"
         , "  STACK_ROOT: C:\\sr"
-        , "  STACK_VERSION: 2.1.1"
+        , "  STACK_VERSION: " <> defaultStack
         , ""
         , "  # Workaround a gnarly bug https://github.com/haskell/cabal/issues/5386"
         , "  # See: https://www.fpcomplete.com/blog/2018/06/sed-a-debugging-story"
diff --git a/summoner-cli/test/Test/Golden.hs b/summoner-cli/test/Test/Golden.hs
index 81019885..4078d007 100644
--- a/summoner-cli/test/Test/Golden.hs
+++ b/summoner-cli/test/Test/Golden.hs
@@ -136,7 +136,7 @@ stackFull = Settings
     , settingsLicenseName    = BSD3
     , settingsLicenseText    = bsd3License
     , settingsGitHub         = True
-    , settingsGhActions      = False
+    , settingsGhActions      = True
     , settingsPrivate        = False
     , settingsTravis         = True
     , settingsAppVeyor       = True