diff --git a/conf.py b/conf.py
index cf94cffa56b..e686baf7c99 100644
--- a/conf.py
+++ b/conf.py
@@ -59,9 +59,15 @@
     'sphinx.ext.extlinks',
     'sphinxext.rediraffe',
     'sphinx_togglebutton',
-    'sphinx_copybutton'
+    'sphinx_copybutton',
+    'myst_parser'
 ]
 
+source_suffix = {
+    '.rst': 'restructuredtext',
+    '.md': 'markdown'
+}
+
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
 
@@ -70,7 +76,11 @@
 # This pattern also affects html_static_path and html_extra_path.
 exclude_patterns = [
     'venv',
-    'docs/user_manual/expressions/expression_help/*'
+    '.github',
+    'docs/user_manual/expressions/expression_help/*',
+    'README.md',
+    'release_process.md',
+    'qgis-projects/user_manual/readme.md'
 ]
 
 # -- Internationalisation ----------------------------------------------------