diff --git a/u-boot/rknext/fork.conf b/u-boot/rknext/fork.conf
index 0420f784..8bba2899 100644
--- a/u-boot/rknext/fork.conf
+++ b/u-boot/rknext/fork.conf
@@ -5,7 +5,7 @@ BSP_REPLACES=("rk3588")
 SUPPORTED_BOARDS=(
     #"rock-pi-e"
     "rock-2a"
-    "rock-5-itx" "rock-5a" "rock-5b" "rock-5b-plus"
+    "rock-5-itx" "rock-5a" "rock-5b" "rock-5b-plus" "rock-5c"
     "radxa-nx5-io"
     "radxa-cm5-io" "radxa-cm5-rpi-cm4-io"
     "radxa-e25" "radxa-cm3i-io"
@@ -63,6 +63,10 @@ bsp_rock-5b() {
     bsp_rk3588
 }
 
+bsp_rock-5c() {
+    bsp_rk3588s
+}
+
 bsp_radxa-nx5-io() {
     bsp_rk3588s
 }