diff --git a/adapter/uhdf2/test/unittest/platform/BUILD.gn b/adapter/uhdf2/test/unittest/platform/BUILD.gn
index ceb863f4a9590c7429dccee66d6dd03ff76f2c26..0be9109a9406dbcd0cf0e3b83c79688fd9a5aaf8 100644
--- a/adapter/uhdf2/test/unittest/platform/BUILD.gn
+++ b/adapter/uhdf2/test/unittest/platform/BUILD.gn
@@ -33,12 +33,14 @@ ohos_unittest("hdf_adapter_uhdf_test_platform") {
   defines = [ "__USER__" ]
   sources = [
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_adc_test.cpp",
+    "$hdf_framework_path/support/platform/test/unittest/common/hdf_clock_test.cpp",
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_gpio_test.cpp",
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_i2c_test.cpp",
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_pwm_test.cpp",
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_rtc_test.cpp",
     "$hdf_framework_path/support/platform/test/unittest/common/hdf_uart_test.cpp",
     "$hdf_framework_path/test/unittest/platform/common/adc_test.c",
+    "$hdf_framework_path/test/unittest/platform/common/clock_test.c",
     "$hdf_framework_path/test/unittest/platform/common/gpio_test.c",
     "$hdf_framework_path/test/unittest/platform/common/i2c_test.c",
     "$hdf_framework_path/test/unittest/platform/common/pwm_test.c",
diff --git a/framework/tools/hdf_dbg/BUILD.gn b/framework/tools/hdf_dbg/BUILD.gn
index d1c0eead2221d67006c5937ccbd02ff882368172..965efbb153ba43e78ab5d3020f277bd40c9c13a6 100644
--- a/framework/tools/hdf_dbg/BUILD.gn
+++ b/framework/tools/hdf_dbg/BUILD.gn
@@ -13,7 +13,7 @@ ohos_executable("hdf_dbg") {
   if (is_standard_system) {
     deps = [
       "../../../adapter/uhdf2/hdi:libhdi",
-      "../../../adapter/uhdf2/utils/:libhdf_utils",
+      "../../../adapter/uhdf2/utils:libhdf_utils",
     ]
     external_deps = [
       "c_utils:utils",
diff --git a/interfaces/inner_api/core/hdf_device_class.h b/interfaces/inner_api/core/hdf_device_class.h
index 88adb6fb8f4b11b6e0b4d2ec0cffddd9ca856f40..46edd3d37dcd822e584c41d0dc0837b80eadecd7 100644
--- a/interfaces/inner_api/core/hdf_device_class.h
+++ b/interfaces/inner_api/core/hdf_device_class.h
@@ -42,7 +42,8 @@ typedef enum {
     DEVICE_CLASS_CAMERA   = 0x1 << 6,    /** Camera device */
     DEVICE_CLASS_USB      = 0x1 << 7,    /** USB device */
     DEVICE_CLASS_USERAUTH = 0x1 << 8,    /** User authentication device */
-    DEVICE_CLASS_MAX      = 0x1 << 9,    /** Maximum value of the device class */
+    DEVICE_CLASS_HIMEDIACOMM = 0X1 << 9, /** Mediacomm device */
+    DEVICE_CLASS_MAX      = 0x1 << 10,    /** Maximum value of the device class */
 } DeviceClass;
 
 #endif /* HDF_DEVICE_CLASS_H */