diff --git a/pyproject.toml b/pyproject.toml
index 00c3929..accc5e5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "trex-core"
-version = "0.4.0"
+version = "0.5.0"
 description = "Shared core for the trex product family; first domain: slot lifecycle (storage-agnostic pure domain)"
 requires-python = ">=3.12"
 dependencies = [
diff --git a/uv.lock b/uv.lock
index 2a9c676..179350b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -289,7 +289,7 @@ wheels = [
 
 [[package]]
 name = "trex-core"
-version = "0.4.0"
+version = "0.5.0"
 source = { editable = "." }
 dependencies = [
     { name = "httpx" },