diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index b86dc00..4cc4d55 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -12,7 +12,7 @@ jobs:
   lint_shellcheck:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ludeeus/action-shellcheck@master
   test_channel:
     runs-on: ${{ matrix.operating-system }}
@@ -24,13 +24,16 @@ jobs:
           - operating-system: ubuntu-latest
             channel: main
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - id: flutter-action
       uses: ./
       with:
         channel: ${{ matrix.channel }}
     - name: Echo outputs
       run: |
+        echo RUNNER-OS=${{ runner.os }}
+        echo RUNNER-ARCH=${{ runner.arch }}
+
         echo CACHE-PATH=${{ steps.flutter-action.outputs.CACHE-PATH }}
         echo CACHE-KEY=${{ steps.flutter-action.outputs.CACHE-KEY }}
         echo CHANNEL=${{ steps.flutter-action.outputs.CHANNEL }}
@@ -47,7 +50,7 @@ jobs:
       matrix:
         operating-system: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ./
       with:
         channel: stable
@@ -60,7 +63,7 @@ jobs:
   test_print_output:
     runs-on: macos-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: ./setup.sh -t -p                        | grep 'stable'
       shell: bash
     - run: ./setup.sh -t -p                        | grep '3.7.7'
diff --git a/action.yml b/action.yml
index 7865b51..106034b 100644
--- a/action.yml
+++ b/action.yml
@@ -49,7 +49,7 @@ runs:
       run: $GITHUB_ACTION_PATH/setup.sh -p -c '${{ inputs.cache-path }}' -k '${{ inputs.cache-key }}' -n '${{ inputs.flutter-version }}' -a '${{ inputs.architecture }}' ${{ inputs.channel }}
       shell: bash
     - if: ${{ inputs.cache == 'true' }}
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.flutter-action.outputs.CACHE-PATH }}
         key: ${{ steps.flutter-action.outputs.CACHE-KEY }}-${{ hashFiles('**/pubspec.lock') }}
diff --git a/setup.sh b/setup.sh
index 7066296..1dcfccd 100755
--- a/setup.sh
+++ b/setup.sh
@@ -10,6 +10,7 @@ if ! check_command jq; then
 fi
 
 OS_NAME=$(echo "$RUNNER_OS" | awk '{print tolower($0)}')
+ARCH_NAME=$(echo "$RUNNER_ARCH" | awk '{print tolower($0)}')
 MANIFEST_BASE_URL="https://storage.googleapis.com/flutter_infra_release/releases"
 MANIFEST_JSON_PATH="releases_$OS_NAME.json"
 MANIFEST_URL="$MANIFEST_BASE_URL/$MANIFEST_JSON_PATH"
@@ -83,6 +84,8 @@ while getopts 'tc:k:pa:n:' flag; do
 	esac
 done
 
+[[ -z $ARCH ]] && ARCH="$ARCH_NAME"
+
 ARR_CHANNEL=("${@:$OPTIND:1}")
 CHANNEL="${ARR_CHANNEL[0]}"