diff --git a/src/gui/text/windows/qwindowsfontdatabasebase.cpp b/src/gui/text/windows/qwindowsfontdatabasebase.cpp
index 8aa2d13b03..52149d3b8f 100644
--- a/src/gui/text/windows/qwindowsfontdatabasebase.cpp
+++ b/src/gui/text/windows/qwindowsfontdatabasebase.cpp
@@ -575,6 +575,8 @@ bool QWindowsFontDatabaseBase::init(QSharedPointer<QWindowsFontEngineData> d)
             return false;
         }
     }
+#else
+    Q_UNUSED(d);
 #endif // directwrite && direct2d
     return true;
 }