diff --git a/src/gui/folder.cpp b/src/gui/folder.cpp
index 37ce206719cef..9e176ef94b931 100644
--- a/src/gui/folder.cpp
+++ b/src/gui/folder.cpp
@@ -551,7 +551,7 @@ int Folder::slotWipeErrorBlacklist()
     return _journal.wipeErrorBlacklist();
 }
 
-void Folder::slotWatchedPathChanged(const QString &path, ChangeReason reason)
+void Folder::slotWatchedPathChanged(QStringView path, ChangeReason reason)
 {
     if (!path.startsWith(this->path())) {
         qCDebug(lcFolder) << "Changed path is not contained in folder, ignoring:" << path;
@@ -576,7 +576,7 @@ void Folder::slotWatchedPathChanged(const QString &path, ChangeReason reason)
 // own process. Therefore nothing needs to be done here!
 #else
     // Use the path to figure out whether it was our own change
-    if (_engine->wasFileTouched(path)) {
+    if (_engine->wasFileTouched(path.toString())) {
         qCDebug(lcFolder) << "Changed path was touched by SyncEngine, ignoring:" << path;
         return;
     }
@@ -590,7 +590,7 @@ void Folder::slotWatchedPathChanged(const QString &path, ChangeReason reason)
         // an attribute change (pin state) that caused the notification
         bool spurious = false;
         if (record.isValid()
-            && !FileSystem::fileChanged(path, record._fileSize, record._modtime)) {
+            && !FileSystem::fileChanged(path.toString(), record._fileSize, record._modtime)) {
             spurious = true;
 
             if (auto pinState = _vfs->pinState(relativePath.toString())) {
@@ -607,7 +607,7 @@ void Folder::slotWatchedPathChanged(const QString &path, ChangeReason reason)
     }
     warnOnNewExcludedItem(record, relativePath);
 
-    emit watchedFileChangedExternally(path);
+    emit watchedFileChangedExternally(path.toString());
 
     // Also schedule this folder for a sync, but only after some delay:
     // The sync will not upload files that were changed too recently.
diff --git a/src/gui/folder.h b/src/gui/folder.h
index 392eb474b2abf..ee66eca96968d 100644
--- a/src/gui/folder.h
+++ b/src/gui/folder.h
@@ -340,7 +340,7 @@ public slots:
        * changes. Needs to check whether this change should trigger a new
        * sync run to be scheduled.
        */
-    void slotWatchedPathChanged(const QString &path, ChangeReason reason);
+    void slotWatchedPathChanged(QStringView path, ChangeReason reason);
 
     /**
      * Mark a virtual file as being requested for download, and start a sync.
diff --git a/src/gui/sharemanager.cpp b/src/gui/sharemanager.cpp
index 9f6c9af07c9d4..a0a090d71f031 100644
--- a/src/gui/sharemanager.cpp
+++ b/src/gui/sharemanager.cpp
@@ -30,7 +30,7 @@ namespace OCC {
 /**
  * When a share is modified, we need to tell the folders so they can adjust overlay icons
  */
-static void updateFolder(const AccountPtr &account, const QString &path)
+static void updateFolder(const AccountPtr &account, QStringView path)
 {
     foreach (Folder *f, FolderMan::instance()->map()) {
         if (f->accountState()->account() != account)
diff --git a/test/testexcludedfiles.cpp b/test/testexcludedfiles.cpp
index 256cc999dc83d..35be801b23d95 100644
--- a/test/testexcludedfiles.cpp
+++ b/test/testexcludedfiles.cpp
@@ -591,7 +591,7 @@ private slots:
         auto csync_is_windows_reserved_word = [](const char *fn) {
             QString s = QString::fromLatin1(fn);
             extern bool csync_is_windows_reserved_word(const QStringView &filename);
-            return csync_is_windows_reserved_word(&s);
+            return csync_is_windows_reserved_word(s);
         };
 
         QVERIFY(csync_is_windows_reserved_word("CON"));