diff --git a/core/src/main/java/hudson/model/Hudson.java b/core/src/main/java/hudson/model/Hudson.java
index 042c8ab7c152982a026d014bb3bd9ea744e2abf3..dcdf81f073bb8f83b2bc13e76c1bfc770eef2bf9 100644
--- a/core/src/main/java/hudson/model/Hudson.java
+++ b/core/src/main/java/hudson/model/Hudson.java
@@ -1645,7 +1645,7 @@ public final class Hudson extends View implements ItemGroup<TopLevelItem>, Node,
             char ch = name.charAt(i);
             if(Character.isISOControl(ch))
                 throw new ParseException(Messages.Hudson_ControlCodeNotAllowed(),i);
-            if("?*()/\\%!@#$^&|<>[]:;".indexOf(ch)!=-1)
+            if("?*/\\%!@#$^&|<>[]:;".indexOf(ch)!=-1)
                 throw new ParseException(Messages.Hudson_UnsafeChar(ch),i);
         }