diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 8c139c7..d94dd2b 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -3,4 +3,10 @@ updates:
 - package-ecosystem: "github-actions"
   directory: "/"
   schedule:
-    interval: "weekly"
+    interval: "monthly"
+  cooldown:
+    default-days: 14
+  groups:
+    actions:
+      patterns:
+        - "*"
diff --git a/.github/workflows/rtd-link-preview.yml b/.github/workflows/rtd-link-preview.yml
deleted file mode 100644
index 3cae73b..0000000
--- a/.github/workflows/rtd-link-preview.yml
+++ /dev/null
@@ -1,16 +0,0 @@
-name: Read the Docs Pull Request Preview
-on:
-  pull_request_target:
-    types:
-      - opened
-
-permissions:
-  pull-requests: write
-
-jobs:
-  documentation-links:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: readthedocs/actions/preview@v1
-        with:
-          project-slug: "xarray-einstats"