diff --git a/interfaces/innerkits/native/file_uri/include/file_uri.h b/interfaces/innerkits/native/file_uri/include/file_uri.h
index 1f8f50410c7bbeebf2718b2df408b00983d10b69..a0737021726e40bbfc66d3c7395a06956b7829bd 100644
--- a/interfaces/innerkits/native/file_uri/include/file_uri.h
+++ b/interfaces/innerkits/native/file_uri/include/file_uri.h
@@ -36,7 +36,7 @@ public:
     explicit FileUri(const std::string &uriOrPath);
     ~FileUri() = default;
 
-    Uri uri_;
+    sptr<Uri> uri_ = sptr(new Uri(""));
 };
 }  // ModuleFileUri
 }  // namespace AppFileService
diff --git a/interfaces/innerkits/native/file_uri/src/file_uri.cpp b/interfaces/innerkits/native/file_uri/src/file_uri.cpp
index f2af06226bd36679c74b318409e3cd9e0b36ca15..adfa66a59102450b1de859e12413a6697193e521 100644
--- a/interfaces/innerkits/native/file_uri/src/file_uri.cpp
+++ b/interfaces/innerkits/native/file_uri/src/file_uri.cpp
@@ -59,7 +59,7 @@ static bool CheckFileManagerFullMountEnable()
 
 string FileUri::GetName()
 {
-    string sandboxPath = SandboxHelper::Decode(uri_.GetPath());
+    string sandboxPath = SandboxHelper::Decode(uri_->GetPath());
     size_t posLast = sandboxPath.find_last_of("/");
     if (posLast == string::npos) {
         return "";
@@ -97,8 +97,8 @@ static string DecodeBySA(const string &uri)
 
 string FileUri::GetPath()
 {
-    string sandboxPath = SandboxHelper::Decode(uri_.GetPath());
-    string bundleName = uri_.GetAuthority();
+    string sandboxPath = SandboxHelper::Decode(uri_->GetPath());
+    string bundleName = uri_->GetAuthority();
     if (bundleName == MEDIA_AUTHORITY && sandboxPath.find(".") != string::npos) {
         size_t pos = sandboxPath.rfind("/");
         if (pos == string::npos) {
@@ -112,11 +112,11 @@ string FileUri::GetPath()
 
 string FileUri::GetRealPath()
 {
-    string sandboxPath = SandboxHelper::Decode(uri_.GetPath());
+    string sandboxPath = SandboxHelper::Decode(uri_->GetPath());
     string realPath = sandboxPath;
-    string bundleName = uri_.GetAuthority();
+    string bundleName = uri_->GetAuthority();
     if (bundleName == FILE_MANAGER_AUTHORITY &&
-        uri_.ToString().find(NETWORK_PARA) == string::npos &&
+        uri_->ToString().find(NETWORK_PARA) == string::npos &&
         (access(realPath.c_str(), F_OK) == 0 || CheckFileManagerFullMountEnable())) {
         return realPath;
     }
@@ -131,7 +131,7 @@ string FileUri::GetRealPath()
         }
     }
     if (((!bundleName.empty()) && (bundleName != BUNDLE_NAME)) ||
-        uri_.ToString().find(NETWORK_PARA) != string::npos) {
+        uri_->ToString().find(NETWORK_PARA) != string::npos) {
         realPath = PATH_SHARE + MODE_RW + bundleName + sandboxPath;
         if (access(realPath.c_str(), F_OK) != 0) {
             realPath = PATH_SHARE + MODE_R + bundleName + sandboxPath;
@@ -142,14 +142,14 @@ string FileUri::GetRealPath()
 
 string FileUri::GetRealPathBySA(const std::string &targetBundleName)
 {
-    string sandboxPath = DecodeBySA(uri_.GetPath());
+    string sandboxPath = DecodeBySA(uri_->GetPath());
     if (sandboxPath.empty()) {
         return "";
     }
     string realPath = sandboxPath;
-    string bundleName = uri_.GetAuthority();
+    string bundleName = uri_->GetAuthority();
     if (bundleName == FILE_MANAGER_AUTHORITY &&
-        uri_.ToString().find(NETWORK_PARA) == string::npos &&
+        uri_->ToString().find(NETWORK_PARA) == string::npos &&
         (access(realPath.c_str(), F_OK) == 0 || CheckFileManagerFullMountEnable())) {
         return realPath;
     }
@@ -159,12 +159,12 @@ string FileUri::GetRealPathBySA(const std::string &targetBundleName)
 
 string FileUri::ToString()
 {
-    return uri_.ToString();
+    return uri_->ToString();
 }
 
 string FileUri::GetFullDirectoryUri()
 {
-    string uri = uri_.ToString();
+    string uri = uri_->ToString();
     struct stat fileInfo;
     if (stat(GetRealPath().c_str(), &fileInfo) != 0) {
         LOGE("fileInfo is error,%{public}s", strerror(errno));
@@ -185,9 +185,9 @@ string FileUri::GetFullDirectoryUri()
 
 bool FileUri::IsRemoteUri()
 {
-    size_t pos = uri_.ToString().find(NETWORK_PARA);
-    if (pos != string::npos && pos > 0 && pos < uri_.ToString().size() - NETWORK_PARA.size()) {
-        if (uri_.ToString().substr(pos + NETWORK_PARA.size()).find(BACKFLASH) == string::npos) {
+    size_t pos = uri_->ToString().find(NETWORK_PARA);
+    if (pos != string::npos && pos > 0 && pos < uri_->ToString().size() - NETWORK_PARA.size()) {
+        if (uri_->ToString().substr(pos + NETWORK_PARA.size()).find(BACKFLASH) == string::npos) {
             return true;
         }
     }
@@ -203,10 +203,11 @@ bool FileUri::CheckUriFormat(const std::string &uri)
     return true;
 }
 
-FileUri::FileUri(const string &uriOrPath): uri_(
-    (uriOrPath.find(FILE_SCHEME_PREFIX) == 0) ? uriOrPath : CommonFunc::GetUriFromPath(uriOrPath)
-)
-{}
+FileUri::FileUri(const string &uriOrPath)
+{
+    string uri = (uriOrPath.find(FILE_SCHEME_PREFIX) == 0) ? uriOrPath : CommonFunc::GetUriFromPath(uriOrPath);
+    uri_ = sptr(new Uri(uri));
+}
 }
 }  // namespace AppFileService
 }  // namespace OHOS
\ No newline at end of file