diff --git a/pyproject.toml b/pyproject.toml
index c5b3fb0..3bd9fef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "recotem"
-version = "2.0.0a0"
+version = "2.0.0a1.dev0"
 description = "Recipe-driven recommender training and serving on irspack."
 readme = "README.md"
 requires-python = ">=3.12"
diff --git a/uv.lock b/uv.lock
index c8cde9d..e63b167 100644
--- a/uv.lock
+++ b/uv.lock
@@ -2130,7 +2130,7 @@ wheels = [
 
 [[package]]
 name = "recotem"
-version = "2.0.0a0"
+version = "2.0.0a1.dev0"
 source = { editable = "." }
 dependencies = [
     { name = "fastapi" },