diff --git a/pyproject.toml b/pyproject.toml
index 900c42b..8491a2b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,7 +59,7 @@ requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [tool.hatch.build.targets.wheel]
-packages = ["bpdecoderplus"]
+packages = ["src/bpdecoderplus"]
 
 [tool.pytest.ini_options]
 testpaths = ["tests"]