diff --git a/pyproject.toml b/pyproject.toml
index 528a68b..e528c28 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "tabeline"
-version = "0.4.0"
+version = "0.5.0"
 description = "A data frame and data grammar library"
 authors = ["David Hagen <david@drhagen.com>"]
 license = "MIT"