diff --git a/projects/mips_sys/src/tb_mips_sys.vhd b/projects/mips_sys/src/tb_mips_sys.vhd
index ff2aa0e..0adeb4c 100644
--- a/projects/mips_sys/src/tb_mips_sys.vhd
+++ b/projects/mips_sys/src/tb_mips_sys.vhd
@@ -126,7 +126,7 @@ uut: entity work.mips_sys
 	GENERIC MAP
 	(
 		sys_freq_in			=> 100.000,
-		sys_freq			=> 125.000,
+		sys_freq			=> 133.333,
 		sdram_phaseshift	=> 0,
 		tsvga				=> ts_vga_800_600_72
 	)