diff --git a/pyproject.toml b/pyproject.toml
index 7f7040a7..1d58bcf4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -128,7 +128,7 @@ build_command = """
   python -m venv .venv
   source .venv/bin/activate
   pip install -U pip
-  python -m pip install build<0.10.0 python-semantic-release setuptools wheel
+  python -m pip install "build<0.10.0" python-semantic-release setuptools wheel
   python -m build .
 """