diff --git a/meson.build b/meson.build
index af4a6bcd97..14b9616f92 100644
--- a/meson.build
+++ b/meson.build
@@ -1624,7 +1624,7 @@ sys.stdout.write(features)
 '''
 feature_str = run_command(python, '-c', feature_sort, feature_keys, check: true).stdout()
 conf_data.set_quoted('FULLCONFIG', feature_str)
-conf_data.set_quoted('MPV_CONFDIR', join_paths(get_option('sysconfdir'), 'mpv'))
+conf_data.set_quoted('MPV_CONFDIR', join_paths(get_option('prefix'), get_option('sysconfdir'), 'mpv'))
 configure_file(output : 'config.h', configuration : conf_data)
 message('List of enabled features: ' + feature_str)