diff --git a/pyproject.toml b/pyproject.toml
index 21cb66f..9fe2367 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "sprynger"
-version = "0.0.0a4"
+version = "0.0.0a5"
 authors = [
   { name="Nils Herrmann", email="nils_herrmann@outlook.de" },
 ]