diff --git a/meson.build b/meson.build
index 0926d69c..544c3789 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project(
   'gnome-calendar',
                'c',
-           version: '51.alpha',
+           version: '51.beta',
            license: 'GPL3+',
      meson_version: '>= 0.58.0'
 )