diff --git a/requirements.txt b/requirements.txt
index 0d33a9e..166786d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 numpy
-pillow
+Pillow
+Cython
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..1639f15
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,4 @@
+from distutils.core import setup
+from Cython.Build import cythonize
+
+setup(ext_modules=cythonize("render/speedup.pyx"))