1 files changed, 4 insertions, 3 deletions
diff --git a/src/platformsupport/fontdatabases/windows/qwindowsfontenginedirectwrite.cpp b/src/platformsupport/fontdatabases/windows/qwindowsfontenginedirectwrite.cpp
index a4490a6664..e796c18e79 100644
--- a/src/platformsupport/fontdatabases/windows/qwindowsfontenginedirectwrite.cpp
+++ b/src/platformsupport/fontdatabases/windows/qwindowsfontenginedirectwrite.cpp
@@ -47,6 +47,7 @@
 #include <QtCore/QFile>
 #include <private/qstringiterator_p.h>
 #include <QtCore/private/qsystemlibrary_p.h>
+#include <QtCore/private/qwinregistry_p.h>
 #include <QtGui/private/qguiapplication_p.h>
 #include <qpa/qplatformintegration.h>
 #include <QtGui/private/qhighdpiscaling_p.h>
@@ -945,10 +946,10 @@ void QWindowsFontEngineDirectWrite::initFontInfo(const QFontDef &request,
 
 QString QWindowsFontEngineDirectWrite::fontNameSubstitute(const QString &familyName)
 {
-    const wchar_t key[] = L"Software\\Microsoft\\Windows NT\\CurrentVersion\\FontSubstitutes";
     const QString substitute =
-        QWindowsFontDatabase::readRegistryString(HKEY_LOCAL_MACHINE, key,
-                                                 reinterpret_cast<const wchar_t *>(familyName.utf16()));
+        QWinRegistryKey(HKEY_LOCAL_MACHINE,
+                        LR"(Software\Microsoft\Windows NT\CurrentVersion\FontSubstitutes)")
+        .stringValue(familyName);
     return substitute.isEmpty() ? familyName : substitute;
 }