diff --git a/meson.build b/meson.build
index d2db052..5a1e7af 100644
--- a/meson.build
+++ b/meson.build
@@ -2,7 +2,7 @@ project('begin', 'cpp',
   version : '0.1',
   default_options : ['warning_level=3', 'cpp_std=c++14'])
 
-boost_dep = dependency('boost', modules : ['iostreams', 'xpressive'])
+boost_dep = dependency('boost', modules : ['iostreams', 'regex'])
 
 executable('begin',
            'src/main.cpp',