diff --git a/meta/lib/oe/npm_registry.py b/meta/lib/oe/npm_registry.py
index 96c0affb45..3f70e4f5c8 100644
--- a/meta/lib/oe/npm_registry.py
+++ b/meta/lib/oe/npm_registry.py
@@ -5,7 +5,7 @@ import subprocess
 _ALWAYS_SAFE = frozenset('ABCDEFGHIJKLMNOPQRSTUVWXYZ'
                          'abcdefghijklmnopqrstuvwxyz'
                          '0123456789'
-                         '_.-~')
+                         '_.-~()')
 
 MISSING_OK = object()