diff --git a/.readthedocs.yml b/.readthedocs.yml
index b55632e..50bfcb0 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,8 +5,19 @@
 # Required
 version: 2
 
+# Set the version of Python and other tools you might need
+build:
+  os: ubuntu-20.04
+  tools:
+    python: '3.9'
+    # You can also specify other tool versions:
+    nodejs: "15"
+    # rust: "1.55"
+    # golang: "1.17"
+
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
+  builder: html
   configuration: docs/source/conf.py
 
 # Build documentation with MkDocs
@@ -18,5 +29,6 @@ formats: all
 
 python:
   install:
+    - requirements: docs/requirements.txt
     - method: pip
       path: .
\ No newline at end of file
diff --git a/docs/requirements.txt b/docs/requirements.txt
new file mode 100644
index 0000000..2be91cf
--- /dev/null
+++ b/docs/requirements.txt
@@ -0,0 +1,2 @@
+myst_parser==0.18.0
+sphinx