diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 5773a8e..963c17e 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -2,6 +2,9 @@
 // README at: https://github.com/devcontainers/templates/tree/main/src/python
 {
 	"name": "Python Learning Codespace",
+	"hostRequirements": {
+		"cpus": 2
+	},
 	
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
 	"build": {
diff --git a/.github/workflows/pull_upstream.yml b/.github/workflows/pull_upstream.yml
deleted file mode 100644
index 84519e4..0000000
--- a/.github/workflows/pull_upstream.yml
+++ /dev/null
@@ -1,70 +0,0 @@
-name: Update configuration
-
-on:
-
-  workflow_dispatch:
-
-  schedule:
-    - cron: '0 1 * * 1'  ## At 01:00 AM on every Monday
-
-
-jobs:
-
-  pull_upstream:
-
-    # To enable updates, set this to the name of your repository:
-    if: github.repository == 'kostrykin/python-learning-codespace'
-
-    runs-on: ubuntu-latest
-    
-    permissions: write-all
-
-    steps:
-
-      - uses: actions/checkout@v4
-
-      - uses: fregante/setup-git-user@v2
-
-      - name: Create branch for merging
-        shell: bash
-        run: |
-          git checkout -b pull_upstream
-
-      - name: Add remote for upstream
-        shell: bash
-        run: |
-          git remote add upstream https://github.com/kostrykin/python-learning-codespace
-          git fetch upstream
-
-      - name: Merge (squash)
-        continue-on-error: true
-        shell: bash
-        run: |
-          git merge upstream/master --allow-unrelated-histories --squash
-
-      - name: List files with merge conflicts
-        shell: bash
-        run: |
-          echo "Please resolve merge conflicts within the following files:" >> .pr-body.md
-          git diff --name-only --diff-filter=U --relative | awk '{print "- " $0}' >> .pr-body.md
-
-      - name: Commit
-        id: commit
-        continue-on-error: true
-        shell: bash
-        run: |
-          git commit -a -m "Update configuration"
-
-      - name: Push
-        if: steps.commit.outcome == 'success'
-        shell: bash
-        run: |
-          git push origin pull_upstream
-      
-      - name: Create pull request
-        if: steps.commit.outcome == 'success'
-        shell: bash
-        run: |
-          gh pr create --fill --body-file ".pr-body.md" --base ${{ github.ref_name }} --head pull_upstream
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
\ No newline at end of file
diff --git a/README.md b/README.md
index 7decffa..6cf4714 100644
--- a/README.md
+++ b/README.md
@@ -13,9 +13,7 @@ Dotfiles `**/.*`, Markdown files `**/*.md` are some other auxiliary files (e.g.,
 
 **To update your existing repository with this template:**
 
-Install the auto-updater workflow:
+This command will fetch the latest `.devcontainer` and overwrite:
 ```bash
-mkdir -p .github/workflows && wget https://github.com/kostrykin/python-learning-codespace/raw/master/.github/workflows/pull_upstream.yml -O .github/workflows/pull_upstream.yml
+mkdir -p .devcontainer && wget https://github.com/kostrykin/python-learning-codespace/raw/master/.devcontainer/devcontainer.json -O .devcontainer/devcontainer.json && wget https://github.com/kostrykin/python-learning-codespace/raw/master/.devcontainer/Dockerfile -O .devcontainer/Dockerfile
 ```
-
-Run the workflow from the web interface and merge the created pull request.
\ No newline at end of file