diff --git a/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.cpp b/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.cpp
index 939180ac5..a2adb732c 100644
--- a/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.cpp
+++ b/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.cpp
@@ -71,7 +71,11 @@ void DeckPreviewWidget::resizeEvent(QResizeEvent *event)
     }
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 void DeckPreviewWidget::enterEvent(QEnterEvent *event)
+#else
+void DeckPreviewWidget::enterEvent(QEvent *event)
+#endif
 {
     QWidget::enterEvent(event);
     reloadIfModified();
diff --git a/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.h b/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.h
index e4998c958..98116cabe 100644
--- a/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.h
+++ b/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_widget.h
@@ -72,7 +72,11 @@ public slots:
     void resizeEvent(QResizeEvent *event) override;
 
 protected:
-    void enterEvent(QEnterEvent *event) override;
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    void enterEvent(QEnterEvent *event) override; // Qt6 signature
+#else
+    void enterEvent(QEvent *event) override; // Qt5 signature
+#endif
 
 private:
     void updateLastModifiedTime();