diff --git a/pyproject.toml b/pyproject.toml
index 46f969f..9c77280 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,6 +34,7 @@ dependencies = [
     "myst-parser",
     "sphinxcontrib.svg2pdfconverter",  # requires inkscape
     "psychopy-sphinx-theme",
+    "sphinx-sitemap",
 ]
 
 [project.optional-dependencies]  # This is optional dependencies
diff --git a/source/conf.py b/source/conf.py
index d9c0a2b..fc4ac81 100755
--- a/source/conf.py
+++ b/source/conf.py
@@ -45,6 +45,7 @@
   'sphinx_copybutton',
   'myst_parser',
   'redirect',
+  'sphinx_sitemap',
   'sphinxcontrib.inkscapeconverter' # part of sphinxcontrib-svg2pdfconverter
 ]
 
@@ -174,6 +175,7 @@
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
+html_extra_path = ['robots.txt']
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
@@ -212,7 +214,7 @@
 
 # Output file base name for HTML help builder.
 htmlhelp_basename = 'PsychoPydoc'
-
+html_baseurl = 'https://psychopy.org/'
 
 # -- Options for LaTeX output --------------------------------------------------
 latex_engine = 'pdflatex'  # xelatex or pdflatex
diff --git a/source/robots.txt b/source/robots.txt
new file mode 100644
index 0000000..b2d65ba
--- /dev/null
+++ b/source/robots.txt
@@ -0,0 +1,3 @@
+User-agent: *
+
+Sitemap: https://psychopy.org/sitemap.xml
\ No newline at end of file