diff --git a/pyproject.toml b/pyproject.toml
index a28c0a5..decad81 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "openfm-qt"
-version = "0.1.0"
+version = "0.1.1"
 description = "Qt client for Polish internet radio Open FM."
 authors = ["Wiktor Zykubek <wz-git@mailbox.org>"]
 license = "ISC"
@@ -19,5 +19,5 @@ openfm-qt = "openfm_qt.__main__:main"
 script = "prebuild.py"
 
 [build-system]
-requires = ["poetry-core"]
+requires = ["poetry-core", "PySide6"]
 build-backend = "poetry.core.masonry.api"