diff --git a/pyproject.toml b/pyproject.toml
index 38f2401..f98de9f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "offering-protocol"
-version = "0.3.0"
+version = "0.4.0"
 description = "Official Python SDK for the Offering Discovery Protocol"
 readme = "README.md"
 requires-python = ">=3.11"
diff --git a/uv.lock b/uv.lock
index 39cdd60..4078fc9 100644
--- a/uv.lock
+++ b/uv.lock
@@ -928,7 +928,7 @@ wheels = [
 
 [[package]]
 name = "offering-protocol"
-version = "0.3.0"
+version = "0.4.0"
 source = { editable = "." }
 dependencies = [
     { name = "httpx" },