diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 00000000..e2f2380b
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,29 @@
+name: Test
+
+on:
+  push:
+    branches: fix/404-docs
+
+jobs:
+  publish:
+    environment: prod
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: ^3.10
+
+      - name: Install Poetry
+        run: |
+          pip install poetry
+          poetry config pypi-token.pypi ${{ secrets.PYPI_API_TOKEN }}
+
+      - name: Update Documentation
+        run: |
+          poetry lock --no-update 
+          poetry export --with doc -f requirements.txt | pip install -r /dev/stdin
+          mkdocs gh-deploy --force
diff --git a/docs/404.html b/docs/404.html
new file mode 100644
index 00000000..eab4817c
--- /dev/null
+++ b/docs/404.html
@@ -0,0 +1,8 @@
+{% extends "main.html" %}
+
+<!-- Content -->
+
+{% block content %}
+
+<h1>404 - Not found</h1> 
+{% endblock %}
diff --git a/mkdocs.yml b/mkdocs.yml
index 2b251b05..8ceacb6c 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -2,17 +2,17 @@ site_name: Distributed Atomspace
 repo_url: https://github.com/singnet/das-query-engine
 repo_name: singnet/das-query-engine
 edit_uri: tree/master/docs
-
-validation:
-  links:
-    absolute_links: relative_to_docs
+custom_dir: overrides
 
 theme:
   name: material
   font:
     text: Roboto
     code: Roboto Mono
-    
+
+static_templates:
+  - 404.html
+
 watch:
   - hyperon_das
 
@@ -28,4 +28,3 @@ plugins:
           options:
             show_source: false
   - search
-  
\ No newline at end of file