diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..374b58c
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,6 @@
+[build-system]
+requires = [
+    "setuptools>=42",
+    "wheel"
+]
+build-backend = "setuptools.build_meta"
diff --git a/rwslib/__init__.py b/rwslib/__init__.py
index d5b4031..2bdb30a 100644
--- a/rwslib/__init__.py
+++ b/rwslib/__init__.py
@@ -3,7 +3,7 @@
 __title__ = "rwslib"
 __author__ = "Ian Sparks (isparks@trialgrid.com)"
 __maintainer__ = "Geoff Low (glow@mdsol.com)"
-__version__ = "1.2.8"
+__version__ = "1.2.9"
 __license__ = "MIT"
 __copyright__ = "Copyright 2021 Medidata Solutions Inc"