diff --git a/rtl/msdos/sysutils.pp b/rtl/msdos/sysutils.pp
index f40cfde034..47ee723b2d 100644
--- a/rtl/msdos/sysutils.pp
+++ b/rtl/msdos/sysutils.pp
@@ -629,8 +629,6 @@ end;
                               Time Functions
 ****************************************************************************}
 
-{$I tzenv.inc}
-
 Procedure GetLocalTime(var SystemTime: TSystemTime);
 var
   Regs: Registers;