diff --git a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
index 8f6c427888b1..a7ac42950668 100644
--- a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
+++ b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
@@ -5,6 +5,9 @@
 		<!-- Device MAC address  -->
 		<device-mac-address>00:02:03:04:05:00</device-mac-address>
 
+		<!-- ISSU enabled -->
+		<issu-enabled>1</issu-enabled>
+
 		<!-- Number of ports in the following port list -->
 		<number-of-physical-ports>32</number-of-physical-ports>
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
index 2d4c0f93d100..1b3c77ce381c 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
@@ -5,6 +5,9 @@
         <!-- Device MAC address  -->
         <device-mac-address>00:02:03:04:05:00</device-mac-address>
 
+		<!-- ISSU enabled -->
+		<issu-enabled>1</issu-enabled>
+
         <!-- Number of ports in the following port list -->
         <number-of-physical-ports>64</number-of-physical-ports>