diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..531224cb
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,7 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    open-pull-requests-limit: 
+    schedule:
+      interval: "weekly"
diff --git a/.github/workflows/check_sphinx_build.yml b/.github/workflows/check_sphinx_build.yml
index e8e9f3ae..ece47166 100644
--- a/.github/workflows/check_sphinx_build.yml
+++ b/.github/workflows/check_sphinx_build.yml
@@ -16,7 +16,10 @@ jobs:
           submodules: true
 
       - name: Install Conda environment from environment.yml
-        uses: mamba-org/provision-with-micromamba@v11
+        uses: mamba-org/setup-micromamba@v2.0.0
+        with:
+          environment-file: environment.yml
+          cache-environment: true
 
       - name: Build documentation
         shell: bash -l {0}
@@ -29,7 +32,7 @@ jobs:
 
       # https://github.com/actions/upload-artifact
       - name: Upload Website artifact
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
           name: Website
           path: site.tar.gz
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index c73fbb0f..a569454f 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -12,7 +12,11 @@ jobs:
           submodules: true
 
       - name: Install Conda environment from environment.yml
-        uses: mamba-org/provision-with-micromamba@v11
+        uses: mamba-org/setup-micromamba@v2.0.0
+        with:
+          environment-file: environment.yml
+          cache-environment: true
+    
 
       - name: Build documentation
         shell: bash -l {0}