diff --git a/pyproject.toml b/pyproject.toml
index c64d537..ce29423 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "AEMET-OpenData"
-version = "0.4.0"
+version = "0.4.1"
 description = "AEMET OpenData Rest API library"
 readme = "README.md"
 requires-python = ">=3.11"