diff --git a/packages/rtl/sysutils.pas b/packages/rtl/sysutils.pas
index 0225ac7..ba88646 100644
--- a/packages/rtl/sysutils.pas
+++ b/packages/rtl/sysutils.pas
@@ -2136,7 +2136,7 @@ begin
 end;
 
 Const
-  RESpecials = '([\[\]\(\)\\\.\*])';
+  RESpecials = '([\+\[\]\(\)\\\.\*])';
 
 function StringReplace(aOriginal, aSearch, aReplace: string;
   Flags: TStringReplaceFlags): String;