diff --git a/khdf/liteos/BUILD.gn b/khdf/liteos/BUILD.gn
index b23f738..a50cdce 100644
--- a/khdf/liteos/BUILD.gn
+++ b/khdf/liteos/BUILD.gn
@@ -113,6 +113,11 @@ hdf_driver(module_name) {
     ]
   }
 
+  sources += [
+    "$HDF_FRAMEWORKS_PATH/support/platform/src/i3c_core.c",
+    "$HDF_FRAMEWORKS_PATH/support/platform/src/i3c_if.c",
+  ]
+
   if (defined(LOSCFG_DRIVERS_HDF_PLATFORM_GPIO)) {
     sources += [
       "$HDF_FRAMEWORKS_PATH/support/platform/src/gpio/gpio_core.c",
diff --git a/khdf/liteos/Kconfig b/khdf/liteos/Kconfig
index 0e4da06..4786d8f 100755
--- a/khdf/liteos/Kconfig
+++ b/khdf/liteos/Kconfig
@@ -61,7 +61,6 @@ config DRIVERS_HDF_PLATFORM_ADC
     help
       Answer Y to enable HDF platform adc driver.
 
-
 config DRIVERS_HDF_PLATFORM_MMC
     bool "Enable HDF platform mmc driver"
     default n
diff --git a/khdf/liteos/Makefile b/khdf/liteos/Makefile
index 584f015..5a687a1 100644
--- a/khdf/liteos/Makefile
+++ b/khdf/liteos/Makefile
@@ -105,6 +105,8 @@ ifeq ($(LOSCFG_DRIVERS_HDF_PLATFORM_ADC), y)
               $(HDF_FRAMEWORKS)/support/platform/src/adc_core.c
 endif
 
+LOCAL_SRCS += $(HDF_FRAMEWORKS)/support/platform/src/i3c_if.c \
+$(HDF_FRAMEWORKS)/support/platform/src/i3c_core.c
 
 ifeq ($(LOSCFG_DRIVERS_HDF_PLATFORM_GPIO), y)
               LOCAL_SRCS += $(HDF_FRAMEWORKS)/support/platform/src/gpio/gpio_if.c \