diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 2d2c2d5..1bbceae 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -72,13 +72,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install core
-        run: |
-          pip install poetry
-          poetry config virtualenvs.create false
-          git clone https://github.com/stackitcloud/stackit-sdk-python-core.git core
-          cd core;make install;
-      - name: Install sdk
+      - name: Install sdk and core
         working-directory: ./sdk-repo-updated
         run: make install-dev
       - name: Lint
diff --git a/.github/workflows/sdk-pr.yaml b/.github/workflows/sdk-pr.yaml
index 5e4a225..6850abe 100644
--- a/.github/workflows/sdk-pr.yaml
+++ b/.github/workflows/sdk-pr.yaml
@@ -64,4 +64,6 @@ jobs:
           GH_REPO: "stackitcloud/stackit-sdk-python"
           GH_TOKEN: ${{ secrets.SDK_PR_TOKEN }}
         run: |
+          pip install poetry
+          pip install flake8
           scripts/sdk-create-pr.sh "generator-bot-${{ github.run_id }}" "Generated from GitHub run [${{ github.run_id }}](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})" "git@github.com:stackitcloud/stackit-sdk-python.git" "python"
diff --git a/scripts/project.sh b/scripts/project.sh
index a29840a..83bcdc7 100755
--- a/scripts/project.sh
+++ b/scripts/project.sh
@@ -25,7 +25,9 @@ elif [ "$action" = "tools" ]; then
     if [ "${LANGUAGE}" == "go" ]; then
         go install golang.org/x/tools/cmd/goimports@latest
     elif [ "${LANGUAGE}" == "python" ]; then
-        pip install black==24.8.0 isort~=5.13.2 autoimport~=1.6.1
+        pip install black==24.8.0 isort~=5.13.2 autoimport~=1.6.1 flake8
+        pip install poetry
+        poetry config virtualenvs.create false
     else
         echo "! Invalid language: $($LANGUAGE), please use $0 help for help"
     fi