diff --git a/.github/workflows/setup.yml b/.github/workflows/setup.yml
index dd237ce..767d18e 100644
--- a/.github/workflows/setup.yml
+++ b/.github/workflows/setup.yml
@@ -10,6 +10,7 @@ on:
 
 permissions:
   contents: write
+  issues: write
 
 jobs:
   minimal-setup:
@@ -20,14 +21,42 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Enable branch auto-deletion via API
+      - name: Enable branch auto-deletion
         run: |
           curl -s -X PATCH "https://api.github.com/repos/${{ github.repository }}" \
-            -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
-            -H "Accept: application/vnd.github+json" \
-            -d '{"delete_branch_on_merge":true}'
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+               -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
+               -H "Accept: application/vnd.github+json" \
+               -d '{"delete_branch_on_merge":true}'
+
+      - name: Create / update default issue labels
+        shell: bash
+        run: |
+          declare -A labels=(
+            ["breaking"]="d20f48:Breaking changes or backwards-incompatible updates"
+            ["feature"]="2ecc71:New functionality or enhancements"
+            ["maintenance"]="f39c12:Codebase cleanup or non-feature updates"
+            ["performance"]="f1c40f:Performance-related improvements"
+            ["tests"]="1abc9c:Adding or updating tests"
+          )
+
+          for name in "${!labels[@]}"; do
+            IFS=':' read -r color desc <<< "${labels[$name]}"
+
+            # Erstellt das Label, fällt bei 422 (already exists) zurück auf PATCH
+            status=$(curl -s -o /dev/null -w "%{http_code}" -X POST \
+              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
+              -H "Accept: application/vnd.github+json" \
+              -d "{\"name\":\"${name}\",\"color\":\"${color}\",\"description\":\"${desc}\"}" \
+              "https://api.github.com/repos/${{ github.repository }}/labels")
+
+            if [ "$status" = "422" ]; then
+              curl -s -X PATCH \
+                -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
+                -H "Accept: application/vnd.github+json" \
+                -d "{\"new_name\":\"${name}\",\"color\":\"${color}\",\"description\":\"${desc}\"}" \
+                "https://api.github.com/repos/${{ github.repository }}/labels/${name}"
+            fi
+          done
 
       - name: Delete this workflow file
         run: |