diff --git a/pyproject.toml b/pyproject.toml
index 2f295c12e..c08de4ade 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -138,6 +138,9 @@ include = [
     "/cosmos",
 ]
 
+[tool.hatch.build.targets.wheel]
+packages = ["cosmos"]
+
 ######################################
 # TESTING
 ######################################