diff --git a/bundle.json b/bundle.json
index 0ea1a05821d9dd63dfb73dd467dc29bca8cefe9a..6fd02dad7cd20c21b3eb4947b8af53009922ace5 100644
--- a/bundle.json
+++ b/bundle.json
@@ -59,7 +59,7 @@
           "//base/powermgr/display_manager/sa_profile:displaymgr_sa_profile",
           "//base/powermgr/display_manager/service:displaymgrservice",
           "//base/powermgr/display_manager/service:displaymgr_stub",
-          "//base/powermgr/display_manager/service/etc:display.para"
+          "//base/powermgr/display_manager/service/etc:param_files"
         ]
       },
       "inner_kits": [
diff --git a/service/etc/BUILD.gn b/service/etc/BUILD.gn
index d7b60169c2e2e9d7550e6c723c145958b84eb976..f79925cb08c6a860dea9fbfaf3303e9cd0273776 100644
--- a/service/etc/BUILD.gn
+++ b/service/etc/BUILD.gn
@@ -21,3 +21,17 @@ ohos_prebuilt_etc("display.para") {
   part_name = "${displaymgr_part_name}"
   subsystem_name = "powermgr"
 }
+
+ohos_prebuilt_etc("display.para.dac") {
+  source = "display.para.dac"
+  relative_install_dir = "param"
+  part_name = "${displaymgr_part_name}"
+  subsystem_name = "powermgr"
+}
+
+group("param_files") {
+  deps = [
+    ":display.para",
+    ":display.para.dac",
+  ]
+}
diff --git a/service/etc/display.para.dac b/service/etc/display.para.dac
new file mode 100644
index 0000000000000000000000000000000000000000..ee77455f638e1d51608e0dcf3283db3e9b23f1dc
--- /dev/null
+++ b/service/etc/display.para.dac
@@ -0,0 +1,14 @@
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+const.display.brightness.="foundation:foundation:444"