diff --git a/src/contenttypefilter.cpp b/src/contenttypefilter.cpp
index 97612c3..980b679 100644
--- a/src/contenttypefilter.cpp
+++ b/src/contenttypefilter.cpp
@@ -12,7 +12,11 @@ ContentTypeFilter::ContentTypeFilter(QString name, QWidget *parent)
     m_states[Qt::Checked] = gt("no");
     setText(gt(m_name) + " : " + m_states[checkState()]);
     setStyleSheet("* { color: #666666; }");
-    connect(this, &QCheckBox::stateChanged, this, &ContentTypeFilter::onStateChanged);
+    #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+        connect(this, &QCheckBox::checkStateChanged, this, &ContentTypeFilter::onStateChanged);
+    #else
+        connect(this, &QCheckBox::stateChanged, this, &ContentTypeFilter::onStateChanged);
+    #endif
 }
 
 void ContentTypeFilter::onStateChanged(int state)