diff --git a/test/unittest/startup_util_test/startup_util_test.cpp b/test/unittest/startup_util_test/startup_util_test.cpp
index 663acafd8f9e0efceac2794395fb32068b1a1ab0..d1257f8dcdaca39e4991e11aa9da654ebd9f37b0 100644
--- a/test/unittest/startup_util_test/startup_util_test.cpp
+++ b/test/unittest/startup_util_test/startup_util_test.cpp
@@ -15,6 +15,7 @@
 
 #include <gtest/gtest.h>
 
+#include "ability_info.h"
 #include "extension_ability_info.h"
 #include "startup_util.h"
 #include "want.h"
@@ -165,5 +166,30 @@ HWTEST_F(StartupUtilTest, ParseFullRequestCode_001, TestSize.Level1)
     EXPECT_EQ(requestInfo.pid, 1);
     EXPECT_EQ(requestInfo.backFlag, false);
 }
+
+/**
+ * @tc.name: InitAbilityInfoFromExtension_001
+ * @tc.desc: test class StartupUtil number function
+ * @tc.type: FUNC
+ */
+HWTEST_F(StartupUtilTest, InitAbilityInfoFromExtension_001, TestSize.Level1)
+{
+    AppExecFwk::ExtensionAbilityInfo extensionInfo;
+    AppExecFwk::AbilityInfo abilityInfo;
+    extensionInfo.uid = 1000;
+    extensionInfo.bundleName = "test";
+    extensionInfo.moduleName = "moduleName";
+    extensionInfo.name = "name";
+    extensionInfo.extensionTypeName = "extensionTypeName";
+    StartupUtil::InitAbilityInfoFromExtension(extensionInfo, abilityInfo);
+    EXPECT_EQ(abilityInfo.bundleName, extensionInfo.bundleName);
+    EXPECT_EQ(abilityInfo.package, extensionInfo.moduleName);
+    EXPECT_EQ(abilityInfo.moduleName, extensionInfo.moduleName);
+    EXPECT_EQ(abilityInfo.name, extensionInfo.name);
+    EXPECT_TRUE(abilityInfo.isModuleJson);
+    EXPECT_TRUE(abilityInfo.isStageBasedModel);
+    EXPECT_EQ(abilityInfo.extensionTypeName, extensionInfo.extensionTypeName);
+    EXPECT_EQ(abilityInfo.uid, extensionInfo.uid);
+}
 }  // namespace AbilityRuntime
 }  // namespace OHOS
diff --git a/utils/server/startup/src/startup_util.cpp b/utils/server/startup/src/startup_util.cpp
index 187dd24215fd999cb7fc5def26ee5f1653b8401d..0c02ac17d3e90e8ffd5b26c6c73e480abafde29a 100644
--- a/utils/server/startup/src/startup_util.cpp
+++ b/utils/server/startup/src/startup_util.cpp
@@ -97,6 +97,7 @@ void StartupUtil::InitAbilityInfoFromExtension(AppExecFwk::ExtensionAbilityInfo
     abilityInfo.type = AppExecFwk::AbilityType::EXTENSION;
     abilityInfo.extensionTypeName = extensionInfo.extensionTypeName;
     abilityInfo.isolationProcess = extensionInfo.isolationProcess;
+    abilityInfo.uid = extensionInfo.uid;
     if (!extensionInfo.hapPath.empty()) {
         abilityInfo.hapPath = extensionInfo.hapPath;
     }