diff --git a/CMakeLists.txt b/CMakeLists.txt
index ce2b04f3..f118069b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,7 +99,11 @@ find_package(
   Qt6 6.5
   COMPONENTS Widgets Qml Quick Test UiTools
   REQUIRED)
-
+if(Qt6Core_VERSION VERSION_GREATER_EQUAL "6.10.0")
+  set(QT_NO_PRIVATE_MODULE_WARNING ON)
+  find_package(Qt6 ${QT_MIN_VERSION} NO_MODULE REQUIRED
+               COMPONENTS CorePrivate WidgetsPrivate QmlPrivate)
+endif()
 # 3rdparty
 # ##############################################################################
 add_subdirectory(3rdparty)
diff --git a/src/gui/qttsview.cpp b/src/gui/qttsview.cpp
index bc5b170c..500225a5 100644
--- a/src/gui/qttsview.cpp
+++ b/src/gui/qttsview.cpp
@@ -121,8 +121,15 @@ class QtTsProxy : public QSortFilterProxyModel
 
     void setFilterText(const QString &str)
     {
+#if QT_VERSION >= QT_VERSION_CHECK(6, 9, 0)
+        beginFilterChange();
+#endif
         m_filterText = str;
+#if QT_VERSION >= QT_VERSION_CHECK(6, 9, 0)
+        endFilterChange();
+#else
         invalidateFilter();
+#endif
     }
 
 protected:
diff --git a/tests/tst_rcwriter.cpp b/tests/tst_rcwriter.cpp
index e4343557..9a655842 100644
--- a/tests/tst_rcwriter.cpp
+++ b/tests/tst_rcwriter.cpp
@@ -39,8 +39,9 @@ private slots:
             }
             if (buffer.open(QIODevice::ReadOnly)) {
                 QFile file(Test::testDataPath() + "/tst_rcwriter/qrc_expected_default.qrc");
-                file.open(QIODevice::ReadOnly);
-                QCOMPARE(buffer.readAll(), file.readAll());
+                if (file.open(QIODevice::ReadOnly)) {
+                    QCOMPARE(buffer.readAll(), file.readAll());
+                }
             }
         }
 
@@ -54,8 +55,9 @@ private slots:
             }
             if (buffer.open(QIODevice::ReadOnly)) {
                 QFile file(Test::testDataPath() + "/tst_rcwriter/qrc_expected_noalias_onlyexist.qrc");
-                file.open(QIODevice::ReadOnly);
-                QCOMPARE(buffer.readAll(), file.readAll());
+                if (file.open(QIODevice::ReadOnly)) {
+                    QCOMPARE(buffer.readAll(), file.readAll());
+                }
             }
         }
     }
@@ -111,8 +113,9 @@ private slots:
                     //     file.write(buffer.data());
                     //     file.close();
                     // }
-                    file.open(QIODevice::ReadOnly);
-                    QCOMPARE(buffer.readAll(), file.readAll());
+                    if (file.open(QIODevice::ReadOnly)) {
+                        QCOMPARE(buffer.readAll(), file.readAll());
+                    }
                 } else {
                     QWidget *widget = loader.load(&buffer);
                     QVERIFY2(loader.errorString().isEmpty(), dialog.id.toLatin1());