diff --git a/setup.py b/setup.py
index 909ba1f78c4328e7374ce3243423e1ce72d35e1c..dd66f5813776311e7bcaa4269175373e26a8cfce 100644
--- a/setup.py
+++ b/setup.py
@@ -41,7 +41,7 @@ except:
     pass
 
 
-with open('mhcflurry/package_metadata.py', 'r') as f:
+with open('mhcflurry/__init__.py', 'r') as f:
     version = re.search(
         r'^__version__\s*=\s*[\'"]([^\'"]*)[\'"]',
         f.read(),