diff --git a/src/test/modules/test_extensions/meson.build b/src/test/modules/test_extensions/meson.build
index c5f3424da5..94eeab480b 100644
--- a/src/test/modules/test_extensions/meson.build
+++ b/src/test/modules/test_extensions/meson.build
@@ -53,6 +53,5 @@ tests += {
       'test_extensions',
       'test_extdepend',
     ],
-    'regress_args': ['--no-locale'],
   },
 }