diff --git a/src/dfm-io/dfm-io/denumerator.cpp b/src/dfm-io/dfm-io/denumerator.cpp
index 03091610..17f633d6 100644
--- a/src/dfm-io/dfm-io/denumerator.cpp
+++ b/src/dfm-io/dfm-io/denumerator.cpp
@@ -302,7 +302,7 @@ bool DEnumeratorPrivate::checkNameFilter(const QString &fileName)
 bool DEnumeratorPrivate::openDirByfts()
 {
     char *paths[2] = { nullptr, nullptr };
-    paths[0] = filePath(uri);
+    paths[0] = strdup(filePath(uri).constData());
     if (!paths[0]) {
         error.setCode(DFMIOErrorCode::DFM_IO_ERROR_FAILED);
         return false;
@@ -433,15 +433,15 @@ void DEnumeratorPrivate::setQueryAttributes(const QString &attributes)
     queryAttributes = attributes;
 }
 
-char *DEnumeratorPrivate::filePath(const QUrl &url)
+QByteArray DEnumeratorPrivate::filePath(const QUrl &url)
 {
     if (url.userInfo().startsWith("originPath::"))
-        return strdup(url.userInfo().replace("originPath::", "").toLatin1().constData());
+        return url.userInfo().replace("originPath::", "").toLatin1();
 
     QString path = url.path();
     if (path != "/" && path.endsWith("/"))
         path = path.left(path.length() - 1);
-    return strdup(path.toUtf8().constData());
+    return path.toUtf8();
 }
 
 QUrl DEnumeratorPrivate::buildUrl(const QUrl &url, const char *fileName)
@@ -831,11 +831,8 @@ QList<QSharedPointer<DEnumerator::SortFileInfo>> DEnumerator::sortFileInfoList()
     QSet<QString> hideList;
     QUrl urlHidden = d->buildUrl(d->uri, ".hidden");
     hideList = DLocalHelper::hideListFromUrl(urlHidden);
-    char *dirPath = d->filePath(d->uri);
-    if (!dirPath) {
-        qWarning() << "Failed to get file path for uri:" << d->uri;
-        return {};
-    }
+    QByteArray dirPathBa = d->filePath(d->uri);
+    const char *dirPath = dirPathBa.constData();
     while (1) {
         FTSENT *ent = fts_read(d->fts);
 
@@ -857,8 +854,6 @@ QList<QSharedPointer<DEnumerator::SortFileInfo>> DEnumerator::sortFileInfoList()
     fts_close(d->fts);
     d->fts = nullptr;
 
-    // Clean up allocated memory
-    free(dirPath);
 
     if (d->isMixDirAndFile)
         return listFile;
diff --git a/src/dfm-io/dfm-io/private/denumerator_p.h b/src/dfm-io/dfm-io/private/denumerator_p.h
index d8b5efd0..4a8c8295 100644
--- a/src/dfm-io/dfm-io/private/denumerator_p.h
+++ b/src/dfm-io/dfm-io/private/denumerator_p.h
@@ -55,7 +55,7 @@ class DEnumeratorPrivate : public QObject, public QEnableSharedFromThis<DEnumera
     bool hasNext();
     QList<QSharedPointer<DFileInfo>> fileInfoList();
     void setQueryAttributes(const QString &attributes);
-    char *filePath(const QUrl &url);
+    QByteArray filePath(const QUrl &url);
     QUrl buildUrl(const QUrl &url, const char *fileName);
 
     static void enumUriAsyncCallBack(GObject *sourceObject,