diff --git a/pyproject.toml b/pyproject.toml
index c19b41b..0122b70 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = 'setuptools.build_meta'
 
 [project]
 name = 'lapy'
-version = '1.1.0'
+version = '1.2.0-dev'
 description = 'A package for differential geometry on meshes (Laplace, FEM)'
 readme = 'README.md'
 license = {file = 'LICENSE'}