--- a/meson.build
+++ b/meson.build
@@ -108,10 +108,10 @@ deps += iconv_dep
 deps += dependency('libass', version: '>=0.9.7',
                    fallback: ['libass', 'libass_dep'])
 
-boost_modules = ['chrono', 'thread', 'locale', 'regex']
+boost_modules = ['thread', 'locale']
 if not get_option('local_boost')
     boost_dep = dependency('boost', version: '>=1.70.0',
-                            modules: boost_modules + ['system'],
+                            modules: boost_modules,
                             required: false,
                             static: get_option('default_library') == 'static')
 endif
