diff --git a/pyproject.toml b/pyproject.toml
index 059a30e..0538259 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,13 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jeb-utils"
-version = "0.3.2"
+version = "0.3.3"
 description = "Common utils for JEB client and server."
 dependencies = ["cryptography"]
-license = "Apache-2.0"
\ No newline at end of file
+license = "Apache-2.0"
+
+[tool.setuptools]
+package-dir = {"" = "src"}
+
+[tool.setuptools.packages.find]
+where = ["src"]
\ No newline at end of file