diff --git a/meson.build b/meson.build
index 572526b2..fc81fa27 100644
--- a/meson.build
+++ b/meson.build
@@ -7,6 +7,7 @@ project('pacman',
           'prefix=/usr',
           'sysconfdir=/etc',
           'localstatedir=/var',
+          'warning_level=3',
         ],
         meson_version : '>= 0.51')