diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..76a7c1b2
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,12 @@
+{
+  "yaml.schemas": {
+    "https://squidfunk.github.io/mkdocs-material/schema.json": "mkdocs.yml"
+  },
+  "yaml.customTags": [ 
+    "!ENV scalar",
+    "!ENV sequence",
+    "tag:yaml.org,2002:python/name:materialx.emoji.to_svg",
+    "tag:yaml.org,2002:python/name:materialx.emoji.twemoji",
+    "tag:yaml.org,2002:python/name:pymdownx.superfences.fence_code_format"
+  ]
+}
diff --git a/mkdocs.yml b/mkdocs.yml
index aac4b59c..ff6c32bc 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -13,7 +13,7 @@ theme:
     - navigation.tabs.sticky
     - navigation.instant
     - navigation.tracking
-    - navigation-indexes
+    - navigation.indexes
     - navigation.footer
     - content.code.copy
     - content.action.edit