diff --git a/platform/mellanox/hw-management-wd.sh b/platform/mellanox/hw-management-wd.sh
index 75a467f4cf3..86c77e2ca63 100755
--- a/platform/mellanox/hw-management-wd.sh
+++ b/platform/mellanox/hw-management-wd.sh
@@ -46,7 +46,7 @@ CPLD_LPC_WD2_ACT_REG=0xcf
 CPLD_LPC_WD_CPBLT_BIT=6
 CPLD_LPC_WD_RESET_CAUSE_BIT=6
 CPLD_LPC_WD_RESET=1
-WD3_DFLT_TO=600
+WD3_DFLT_TO=180
 WD_TYPE3_MAX_TO=65535
 
 wd_max_to=