diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5fa1f42..b862318 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -38,17 +38,10 @@ jobs:
       - name: Install dependencies
         run: make install
 
-      # >>> localstack-platform: start (project "lambda-sam-authorizer", proj_b1e4056f)
-      - name: Start LocalStack in a platform sandbox
-        id: localstack-platform
+      - name: Start LocalStack
         env:
-          LOCALSTACK_AUTH_TOKEN: ${{ secrets.LOCALSTACK_PLATFORM_AUTH_TOKEN }}
-          LSTK_PROJECT_REVIEW_LEG: ${{ strategy.job-index == 0 }}
-        run: |
-          pipx install --force "https://localstack-artifacts-internal.s3.eu-central-1.amazonaws.com/packages/lstk-project/lstk_project-0.1.1-py3-none-any.whl" > /dev/null
-          npm install -g @localstack/lstk > /dev/null
-          lstk-project start "lambda-sam-authorizer"
-      # <<< localstack-platform: start
+          LOCALSTACK_AUTH_TOKEN: ${{ secrets.LOCALSTACK_AUTH_TOKEN }}
+        run: lstk start
 
       - name: Deploy the SAM application
         run: make deploy
@@ -58,14 +51,4 @@ jobs:
 
       - name: Show LocalStack logs
         if: failure()
-        run: lstk-project logs "lambda-sam-authorizer" | tail -200  # localstack-platform (was: lstk logs)
-        env:
-          LOCALSTACK_AUTH_TOKEN: ${{ secrets.LOCALSTACK_PLATFORM_AUTH_TOKEN }}  # localstack-platform
-      # >>> localstack-platform: shutdown (project "lambda-sam-authorizer", proj_b1e4056f)
-      - name: Report to LocalStack and release the sandbox
-        if: always()
-        env:
-          LOCALSTACK_AUTH_TOKEN: ${{ secrets.LOCALSTACK_PLATFORM_AUTH_TOKEN }}
-          LSTK_PROJECT_REVIEW_LEG: ${{ strategy.job-index == 0 }}
-        run: lstk-project shutdown "lambda-sam-authorizer" --status ${{ job.status }} --wait
-      # <<< localstack-platform: shutdown
+        run: lstk logs | tail -200