diff --git a/.gitignore b/.gitignore
index 0a76ed3e10b84edc75db7c0082eb60c578b96704..239222d3f652f22cb3d975a9a4da59d31e0c2ea4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,7 @@ lib/
 lib64/
 parts/
 sdist/
+wheelhouse/
 var/
 wheels/
 pip-wheel-metadata/
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..30e951d21db3d13a4d8050cf0f2da78798f7f4db
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,11 @@
+version: 2
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.9"
+  jobs:
+      pre_create_environment:
+        - pip install psutil Cython Sphinx
+sphinx:
+  builder: html
+  configuration: docs/conf.py
diff --git a/setup.cfg b/setup.cfg
index 51a12f027fdbfdc14ec8f729657f6cedf814d2bf..273ff87e4546f84ea6691b68505527d28098d1a4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 # coding: utf-8
 [metadata]
-version = 2.12a1
+version = 2.12
 name = minijson
 long_description = file: README.md
 long_description_content_type = text/markdown; charset=UTF-8
diff --git a/setup.py b/setup.py
index 87374018b0653336ff26211c8da4227d73ab2ab4..d1ce8c0830a8ac3fdaf2f5c375600a3a7824e3c0 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,10 @@
 import os
 
-from Cython.Build import cythonize
-from Cython.Compiler.Options import get_directive_defaults
+try:
+    from Cython.Build import cythonize
+    from Cython.Compiler.Options import get_directive_defaults
+except ImportError:
+    print('Install Cython in order to build from source')
 from setuptools import setup, Extension
 
 directive_defaults = get_directive_defaults()
@@ -14,5 +17,5 @@ if 'DEBUG' in os.environ:
     directive_defaults['binding'] = True
     macros = [('CYTHON_TRACE', '1')]
 
-setup(ext_modules=cythonize([Extension("minijson", ["minijson.pyx"],
-                                       define_macros=macros)]))
+
+setup(ext_modules=cythonize([Extension("minijson", ["minijson.pyx"], define_macros=macros)]))