diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..87dbac45
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,31 @@
+version: 2
+updates:
+  - package-ecosystem: "pip"
+    directory: "/"
+    insecure-external-code-execution: allow
+    schedule:
+      interval: "daily"
+    open-pull-requests-limit: 100
+    labels:
+      - "maintenance"
+      - "dependencies"
+    groups:
+      pip:
+        patterns:
+          - "*"
+    commit-message:
+      prefix: "chore"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    open-pull-requests-limit: 100
+    labels:
+      - "maintenance"
+      - "dependencies"
+    groups:
+      actions:
+        patterns:
+          - "*"
+    commit-message:
+      prefix: "chore"
diff --git a/.github/workflows/build-book.yml b/.github/workflows/build-book.yml
index e978b3c8..b8dcb7f2 100644
--- a/.github/workflows/build-book.yml
+++ b/.github/workflows/build-book.yml
@@ -56,7 +56,7 @@ jobs:
       - name: Push to GitHub Pages
         # Only push if on main branch
         if: github.ref == 'refs/heads/main'
-        uses: peaceiris/actions-gh-pages@v3.8.0
+        uses: peaceiris/actions-gh-pages@v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./_build/html
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index aca8ff87..ff60b7bd 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,7 +11,7 @@ jobs:
     steps:
       - name: Add issue to project
         id: add-to-project
-        uses: actions/add-to-project@v1.0.1
+        uses: actions/add-to-project@v1.0.2
         with:
           project-url: https://github.com/orgs/pyOpenSci/projects/3
           # This is a organization level token so it can be used across all repos in our org
diff --git a/pyproject.toml b/pyproject.toml
index 86610023..87bd1588 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ dynamic = [
     "version"
 ]
 dependencies = [
-    "pydata-sphinx-theme==0.15.2",
+    "pydata-sphinx-theme==0.15.4",
     "myst-nb",
     "sphinx",
     "sphinx-autobuild",