diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index b8a694292..09fcceef8 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.3.1
+current_version = 0.4.0
 commit = True
 tag = True
 tag_name = {new_version}
diff --git a/pyproject.toml b/pyproject.toml
index 83a6c5b96..6254a9585 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "dipdup"
 description = "Python SDK for developing indexers of Tezos smart contracts inspired by The Graph"
-version = "0.3.1"
+version = "0.4.0"
 license = "MIT"
 authors = [
     "Lev Gorodetskiy <github@droserasprout.space>",
diff --git a/src/dipdup/__init__.py b/src/dipdup/__init__.py
index e1424ed0e..abeeedbf5 100644
--- a/src/dipdup/__init__.py
+++ b/src/dipdup/__init__.py
@@ -1 +1 @@
-__version__ = '0.3.1'
+__version__ = '0.4.0'