1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index aa04db60..ed38e2f8 100644
--- a/setup.py
+++ b/setup.py
@@ -85,7 +85,7 @@ try:
 
     setup, Command = setuptools.setup, setuptools.Command
 
-    observed_version = [int(x) for x in setuptools.__version__.split('.')]
+    observed_version = [int(x) for x in setuptools.__version__.split('.')[:3]]
     required_version = [36, 2, 0]
 
     # NOTE(etingof): require fresh setuptools to build proper wheels