diff --git a/pyproject.toml b/pyproject.toml
index d5162d7a..777f2612 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ classifiers = [
 dynamic = ["version", "readme", "dependencies"]
 
 [tool.setuptools.dynamic]
-version = {attr = "cooler.__version__"}
+version = {attr = "cooler._version.__version__"}
 readme = {file = ["README.md"], content-type = "text/markdown"}
 dependencies = {file = ["requirements.txt"]}