diff --git a/meson.build b/meson.build
index fd57319..75b888d 100644
--- a/meson.build
+++ b/meson.build
@@ -43,7 +43,7 @@ wrenpp = library(meson.project_name(),
   'src/wren/configuration.cpp',
   'src/wren/def_configuration.cpp',
   'src/wren/dynafunc_maker.cpp',
-  'src/dynafunc_' + arch + '_' + os + '.S',
+  'src/wren/dynafunc_' + arch + '_' + os + '.S',
   'src/wren/handle.cpp',
   'src/wren/vm_fun.cpp',
   dependencies: [wren_dep],
diff --git a/src/dynafunc_amd64_gnu.S b/src/wren/dynafunc_amd64_gnu.S
similarity index 100%
rename from src/dynafunc_amd64_gnu.S
rename to src/wren/dynafunc_amd64_gnu.S