diff --git a/lib/CPUs/MIPS/dist/tmpl/tb_mips_sys.fdo b/lib/CPUs/MIPS/dist/tmpl/tb_mips_sys.fdo
index bca6968..5558abb 100644
--- a/lib/CPUs/MIPS/dist/tmpl/tb_mips_sys.fdo
+++ b/lib/CPUs/MIPS/dist/tmpl/tb_mips_sys.fdo
@@ -2,11 +2,8 @@ vlib work
 vcom -explicit  -93 "../src/dpram_2w2r.vhd"
 vcom -explicit  -93 "../src/dpram_1w1r.vhd"
 vcom -explicit  -93 "../src/fifo_ctrl_pkg.vhd"
-vcom -explicit  -93 "../src/gray_counter.vhd"
 vcom -explicit  -93 "../src/fifo_sync_ctrl.vhd"
 vcom -explicit  -93 "../src/fifo_sync.vhd"
-vcom -explicit  -93 "../src/fifo_async_ctrl.vhd"
-vcom -explicit  -93 "../src/fifo_async.vhd"
 vcom -explicit  -93 "../src/bbfifo_16x8.vhd"
 vcom -explicit  -93 "../src/kcuart_rx.vhd"
 vcom -explicit  -93 "../src/kcuart_tx.vhd"