diff --git a/pyproject.toml b/pyproject.toml
index d097905c4..267c9716c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "guardrails-ai"
-version = "0.4.1"
+version = "0.4.2"
 description = "Adding guardrails to large language models."
 authors = ["Guardrails AI <contact@guardrailsai.com>"]
 license = "Apache License 2.0"