diff --git a/setup.py b/setup.py
index a495db2e..9ae98dbb 100755
--- a/setup.py
+++ b/setup.py
@@ -41,6 +41,7 @@ setup(
     },
     install_requires=[
         'toml',
+        'tomli',  # fastest pure py reader
         'click',
         'colorlog',
         'attrs',