diff --git a/meson.build b/meson.build
index 5b5098055..827e03166 100644
--- a/meson.build
+++ b/meson.build
@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
-project('meson-python', version: '0.17.0')
+project('meson-python', version: '0.18.0.dev0')
 
 py = import('python').find_installation()
 
diff --git a/mesonpy/__init__.py b/mesonpy/__init__.py
index 0b968a62e..8643d0fdc 100644
--- a/mesonpy/__init__.py
+++ b/mesonpy/__init__.py
@@ -65,7 +65,7 @@
     MesonArgs = Mapping[MesonArgsKeys, List[str]]
 
 
-__version__ = '0.17.0.dev0'
+__version__ = '0.18.0.dev0'
 
 
 _NINJA_REQUIRED_VERSION = '1.8.2'