diff --git a/target/linux/ar71xx/base-files/lib/upgrade/openmesh.sh b/target/linux/ar71xx/base-files/lib/upgrade/openmesh.sh
index ac0e3f9c77..13d7415098 100644
--- a/target/linux/ar71xx/base-files/lib/upgrade/openmesh.sh
+++ b/target/linux/ar71xx/base-files/lib/upgrade/openmesh.sh
@@ -77,6 +77,11 @@ platform_check_image_openmesh()
 			echo "Invalid image board target ($img_board_target) for this platform: $board. Use the correct image for this platform"
 			return 1
 			;;
+		MR900)
+			[ "$board" = "mr900" ] && break
+			echo "Invalid image board target ($img_board_target) for this platform: $board. Use the correct image for this platform"
+			return 1
+			;;
 		*)
 			echo "Invalid board target ($img_board_target). Use the correct image for this platform"
 			return 1
@@ -150,7 +155,7 @@ platform_do_upgrade_openmesh()
 			kernel_start_addr1=0x9f1c0000
 			kernel_start_addr2=0x9f8c0000
 			;;
-		OM5P|MR600)
+		OM5P|MR600|MR900)
 			block_size=$((64 * 1024))
 			total_size=7995392
 			kernel_start_addr1=0x9f0b0000
diff --git a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
index 7a02e37d22..c1e42f57d1 100755
--- a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
@@ -245,6 +245,7 @@ platform_check_image() {
 		;;
 	mr600 | \
 	mr600v2 | \
+	mr900 | \
 	om2p | \
 	om2pv2 | \
 	om2p-hs | \
@@ -435,6 +436,7 @@ platform_do_upgrade() {
 		;;
 	mr600 | \
 	mr600v2 | \
+	mr900 | \
 	om2p | \
 	om2pv2 | \
 	om2p-hs | \