--- a/meson.build
+++ b/meson.build
@@ -165,9 +165,6 @@
   subdir('data')
   subdir('po') # FIXME: build xgettext
 
-  meson.add_install_script('meson_post_install.py',
-    '@0@'.format(get_option('theme-manager'))
-  )
 endif
 
 if meson.version().version_compare('>= 0.53.0')
