diff --git a/meson.build b/meson.build
index 5a379fec..72c08e7b 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project(
   'array-api-extra',
-  version: '0.11.5'
+  version: '0.12.0.dev0'
 )
 
 py = import('python').find_installation()
diff --git a/pyproject.toml b/pyproject.toml
index 6daedb5c..bc5ea044 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "array-api-extra"
-version = "0.11.5"
+version = "0.12.0.dev0"
 description = "Extra array functions built on top of the array API standard."
 readme = "README.md"
 requires-python = ">=3.11"
diff --git a/src/array_api_extra/__init__.py b/src/array_api_extra/__init__.py
index b41c010b..c4e5d42a 100644
--- a/src/array_api_extra/__init__.py
+++ b/src/array_api_extra/__init__.py
@@ -15,7 +15,7 @@
 from ._sorting import argpartition, partition
 from ._statistical import cov, nanmax, nanmean, nanmin, nansum
 
-__version__ = "0.11.5"
+__version__ = "0.12.0.dev0"
 
 __all__ = [
     "__version__",