diff --git a/configure.ac b/configure.ac
index ace83b2..8c5a4ec 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 
 m4_define([wayland_major_version],  [1])
 m4_define([wayland_minor_version], [18])
-m4_define([wayland_micro_version], [90])
+m4_define([wayland_micro_version], [91])
 m4_define([wayland_version],
           [wayland_major_version.wayland_minor_version.wayland_micro_version])
 
diff --git a/meson.build b/meson.build
index b67b101..8d7b4a9 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project(
 	'wayland', 'c', 'cpp',
-	version: '1.18.90',
+	version: '1.18.91',
 	license: 'MIT',
 	meson_version: '>= 0.52.1',
 	default_options: [