diff --git a/clutter/clutter/meson.build b/clutter/clutter/meson.build
index d17dcfb0b..e731e7e89 100644
--- a/clutter/clutter/meson.build
+++ b/clutter/clutter/meson.build
@@ -524,6 +524,7 @@ libmutter_clutter = shared_library(libmutter_clutter_name,
   c_args: clutter_c_args,
   include_directories: clutter_includes,
   dependencies: [clutter_deps],
+  gnu_symbol_visibility: 'hidden',
   link_with: [
     libmutter_cogl,
     libmutter_cogl_pango,
diff --git a/meson.build b/meson.build
index cb3e77a58..b5076ca50 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project('mutter', 'c',
   version: '3.31.4',
-  meson_version: '>= 0.46.0',
+  meson_version: '>= 0.48.0',
   license: 'GPLv2+'
 )