diff --git a/config b/config
index 065fd44b8ee9..b1c1b880c645 100644
--- a/config
+++ b/config
@@ -8983,7 +8983,7 @@ CONFIG_SONY_LAPTOP=m
 # CONFIG_SONYPI_COMPAT is not set
 CONFIG_SYSTEM76_ACPI=m
 CONFIG_TOPSTAR_LAPTOP=m
-# CONFIG_SERIAL_MULTI_INSTANTIATE is not set
+CONFIG_SERIAL_MULTI_INSTANTIATE=m
 CONFIG_MLX_PLATFORM=m
 # CONFIG_TOUCHSCREEN_DMI is not set
 CONFIG_INSPUR_PLATFORM_PROFILE=m