diff --git a/target/linux/realtek/config-5.4 b/target/linux/realtek/config-5.4
index 2fbd904376f..ed8c6023377 100644
--- a/target/linux/realtek/config-5.4
+++ b/target/linux/realtek/config-5.4
@@ -82,6 +82,7 @@ CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT_MAP=y
 # CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_HWMON=y
 CONFIG_HZ=250
 CONFIG_HZ_250=y
 CONFIG_HZ_PERIODIC=y