diff --git a/flutter/engine/compile.sh b/flutter/engine/compile.sh
index ccbae00289dd8bfa9c7c1ee1363082d48af81e23..99a0aad8908f7fd51475b1f2238cd90e7bebcf47 100644
--- a/flutter/engine/compile.sh
+++ b/flutter/engine/compile.sh
@@ -23,7 +23,7 @@ function start_compile() {
     export PATH=$TOOL_HOME/ohpm/bin:$TOOL_HOME/hvigor/bin:$NODE_HOME/bin:$PATH
 
     echo "--> Starting prepare_sdk"
-    $DIR/cicd/flutter/engine/prepare_sdk.sh 12
+    $DIR/cicd/flutter/engine/prepare_sdk.sh
     echo "--> End prepare_sdk"
 
     echo "--> Starting build flutter_engine"
diff --git a/flutter/engine/prepare_sdk.sh b/flutter/engine/prepare_sdk.sh
index 5b4c9795c2acb63c899ac0cc288a7cf93b464a96..9b9b3f4a1a2cb6a4af40fcc39396ab5e034ea3db 100644
--- a/flutter/engine/prepare_sdk.sh
+++ b/flutter/engine/prepare_sdk.sh
@@ -13,40 +13,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-SDK11_URL="https://update.dbankcdn.com/download/data/pub_13/HWHOTA_hota_900_9/71/v3/-BVBXAvxQdiDZI9X8DpPJg/harmonyos-next-dp1-linux-x64.zip"
-SDK12_URL="https://cidownload.openharmony.cn/version/Master_Version/OpenHarmony_5.0.2.43/20241008_020250/version-Master_Version-OpenHarmony_5.0.2.43-20241008_020250-ohos-sdk-full.tar.gz"
+SDK_URL="https://cidownload.openharmony.cn/version/Master_Version/OpenHarmony_5.0.2.43/20241008_020250/version-Master_Version-OpenHarmony_5.0.2.43-20241008_020250-ohos-sdk-full.tar.gz"
 
 NEW_OHOS_SDK=new-os-sdk
 OHOS_SDK=os-sdk
 
-function prepare_hos_sdk_api11() {
-    echo "prepare_hos_sdk_api11"
-	
-    # 下载 harmonyos-next-dp1
-    if [ -f "harmonyos-next-dp1-linux-x64.zip" ]; then
-        echo "harmonyos-next-dp1-linux-x64.zip已存在，不重复下载"
-    else
-        echo "Start download harmonyos-next-dp1-linux-x64.zip ..."
-        curl -o $SDK_URL
-    fi
-	
-    if [ $? != 0 ]; then
-        echo "Download harmonyos-next-dp1-linux-x64.zip failed."
-        rm -rf harmonyos-next-dp1-linux-x64.zip
-    fi
-
-    rm -rf $NEW_OHOS_SDK
-    mkdir $NEW_OHOS_SDK
-
-    if [ ! -d "new-os-sdk/HarmonyOS-NEXT-DP1" ]; then
-        # 解压HarmonyOS NEXT DP1 SDK
-        echo "start to unzip harmonyos-next-dp1-linux-x64.zip."
-        unzip -q harmonyos-next-dp1-linux-x64.zip -d new-os-sdk/HarmonyOS-NEXT-DP1
-        ls new-os-sdk/HarmonyOS-NEXT-DP1
-        echo "unzip harmonyos-next-dp1-linux-x64.zip success."
-    fi
-}
-
 function prepare_harmonyos_sdk(){
     if [ ! -d "new-os-sdk12" ]
     then
@@ -62,8 +33,8 @@ function prepare_harmonyos_sdk(){
     return 0
 }
 
-function prepare_hos_sdk_api12() {
-    echo "prepare_hos_sdk_api12"
+function prepare_hos_sdk_api() {
+    echo "prepare_hos_sdk_api"
 	
     # 下载 HarmonyOS SDK
     prepare_harmonyos_sdk
@@ -84,7 +55,7 @@ function prepare_hos_sdk_api12() {
         echo "File $sdk_name exists, do not download again."
     else
         echo "Start downloading $sdk_name"
-        curl -o $sdk_name $SDK12_URL
+        curl -o $sdk_name $SDK_URL
     fi
     if [ $? != 0 ]; then
         echo "Download $sdk_name failed."
@@ -103,11 +74,7 @@ function prepare_hos_sdk_api12() {
 }
 
 function prepare(){
-    if [ "$1" == "12" ]; then
-	prepare_hos_sdk_api12
-    else
-	prepare_hos_sdk_api11
-    fi
+	prepare_hos_sdk_api
 }
 
 prepare $@