diff --git a/sa_profile/dscreen.cfg b/sa_profile/dscreen.cfg
index 551b437941b6719f27e9eaf8c2d6e0547d8d8d27..c579659f1c4bc36d116150def9915a7cdc209879 100644
--- a/sa_profile/dscreen.cfg
+++ b/sa_profile/dscreen.cfg
@@ -7,6 +7,7 @@
         "ondemand" : true,
         "apl" : "system_basic",
         "permission" : ["ohos.permission.DISTRIBUTED_DATASYNC", "ohos.permission.CAPTURE_SCREEN"],
+        "permission_acls" : ["ohos.permission.CAPTURE_SCREEN"],
         "secon" : "u:r:dscreen:s0"
     }]
 }
\ No newline at end of file
diff --git a/services/screentransport/screensinktrans/src/screen_sink_trans.cpp b/services/screentransport/screensinktrans/src/screen_sink_trans.cpp
index 0728bdb8e47504217a03762c59c1d5cf669924f9..8b92aa2918f056263a666a08ac539cdd94846305 100644
--- a/services/screentransport/screensinktrans/src/screen_sink_trans.cpp
+++ b/services/screentransport/screensinktrans/src/screen_sink_trans.cpp
@@ -47,7 +47,7 @@ int32_t ScreenSinkTrans::SetUp(const VideoParam &localParam, const VideoParam &r
 int32_t ScreenSinkTrans::Release()
 {
     DHLOGI("%s: Release.", LOG_TAG);
-    if (imageProcessor_ ==nullptr || screenChannel_ == nullptr) {
+    if (imageProcessor_ == nullptr || screenChannel_ == nullptr) {
         DHLOGE("%s: Processor or channel is null, Setup first.", LOG_TAG);
         return ERR_DH_SCREEN_TRANS_NULL_VALUE;
     }