diff --git a/Inventera.iss b/Inventera.iss
index 7aa5408..e79fba5 100644
--- a/Inventera.iss
+++ b/Inventera.iss
@@ -127,11 +127,11 @@ begin
 end;
 
 function GenerateAutomaticPassword: String;
-const
-  Characters = 'ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz23456789!@#_-';
 var
   I: Integer;
+  Characters: String;
 begin
+  Characters := 'ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz23456789!@#_-';
   Result := 'Iv!';
   for I := 1 to 29 do
     Result := Result + Characters[Random(Length(Characters)) + 1];