diff --git a/pyproject.toml b/pyproject.toml
index f4bdb1a..4623426 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,4 +57,4 @@ Homepage = "https://rbinvariantslib.readthedocs.io/en/latest/"
 [tool.setuptools_scm]
 version_scheme = "post-release"
 local_scheme = "node-and-date"
-write_to = "rbinvariants/_version.py"
+write_to = "rbinvariantslib/_version.py"