diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index dbe907783..70463c491 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -9,7 +9,10 @@ updates:
     # Enable version updates for development dependencies
     directory: "/"
     schedule:
-      interval: "monthly"
+      interval: "cron"
+      cronjob: "0 0 1 */3 *" # Run once every 3 months
+    cooldown:
+      default-days: 7
     versioning-strategy: "increase-if-necessary"
     groups:
       dev-deps:
@@ -20,7 +23,10 @@ updates:
     # Enable version updates for GitHub Actions
     directory: "/"
     schedule:
-      interval: "monthly"
+      interval: "cron"
+      cronjob: "0 0 1 */3 *" # Run once every 3 months
+    cooldown:
+      default-days: 7
     groups:
       github-actions:
         patterns:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 26da1e61c..e9655039f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,6 +39,8 @@ jobs:
         persist-credentials: false
     - name: Install uv
       uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # 8.1.0
+      with:
+        enable-cache: false
     - name: Install tox
       run: uv tool install tox --with tox-uv
     - name: Setup SocketCAN
@@ -85,6 +87,8 @@ jobs:
         persist-credentials: false
     - name: Install uv
       uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # 8.1.0
+      with:
+        enable-cache: false
     - name: Install tox
       run: uv tool install tox --with tox-uv
     - name: Run linters
@@ -103,6 +107,8 @@ jobs:
         persist-credentials: false
     - name: Install uv
       uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # 8.1.0
+      with:
+        enable-cache: false
     - name: Install tox
       run: uv tool install tox --with tox-uv
     - name: Build documentation
@@ -119,6 +125,8 @@ jobs:
           persist-credentials: false
       - name: Install uv
         uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # 8.1.0
+        with:
+          enable-cache: false
       - name: Build wheel and sdist
         run: uv build
       - name: Check build artifacts
diff --git a/.mergify.yml b/.mergify.yml
deleted file mode 100644
index 52b243cd3..000000000
--- a/.mergify.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-queue_rules:
-  - name: default
-    conditions:
-      - "status-success=test"  # "GitHub Actions works slightly differently [...], only the job name is used."
-      - "status-success=format"
-
-pull_request_rules:
-  - name: Automatic merge passing PR on up to date branch with approving CR
-    conditions:
-      - "base=develop"
-      - "#approved-reviews-by>=1"
-      - "#review-requested=0"
-      - "#changes-requested-reviews-by=0"
-      - "status-success=test"
-      - "status-success=format"
-      - "label!=work-in-progress"
-    actions:
-      queue:
-        name: default
-
-  - name: Delete head branch after merge
-    conditions:
-      - merged
-    actions:
-      delete_head_branch: {}