diff --git a/pyproject.toml b/pyproject.toml
index 78660518..674e9bd8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "comics"
-version = "3.0.0"
+version = "4.0.0"
 description = ""
 authors = ["Stein Magnus Jodal <stein.magnus@jodal.no>"]
 license = "AGPL-3.0-only"