diff --git a/src/duckstation-qt/gamelistwidget.cpp b/src/duckstation-qt/gamelistwidget.cpp
index c0c4c166a..31610e7b4 100644
--- a/src/duckstation-qt/gamelistwidget.cpp
+++ b/src/duckstation-qt/gamelistwidget.cpp
@@ -2410,6 +2410,7 @@ GameListListView::GameListListView(GameListModel* model, GameListSortModel* sort
   setContextMenuPolicy(Qt::CustomContextMenu);
   setAlternatingRowColors(true);
   setShowGrid(false);
+  setTabKeyNavigation(false);
 
   QHeaderView* const horizontal_header = horizontalHeader();
   horizontal_header->setHighlightSections(false);
diff --git a/src/duckstation-qt/postprocessingsettingswidget.h b/src/duckstation-qt/postprocessingsettingswidget.h
index 90893544e..ece85001c 100644
--- a/src/duckstation-qt/postprocessingsettingswidget.h
+++ b/src/duckstation-qt/postprocessingsettingswidget.h
@@ -9,7 +9,7 @@
 
 #include "util/postprocessing.h"
 
-#include <QtWidgets/QTableWidget>
+#include <QtWidgets/QTabWidget>
 #include <QtWidgets/QWidget>
 
 class SettingsWindow;
diff --git a/src/duckstation-qt/qtutils.cpp b/src/duckstation-qt/qtutils.cpp
index 4538fb9ec..c7c99289c 100644
--- a/src/duckstation-qt/qtutils.cpp
+++ b/src/duckstation-qt/qtutils.cpp
@@ -288,7 +288,7 @@ void QtUtils::SetWindowResizeable(QWidget* widget, bool resizeable)
       // Min/max numbers come from uic.
       widget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
       widget->setMinimumSize(1, 1);
-      widget->setMaximumSize(16777215, 16777215);
+      widget->setMaximumSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX);
     }
     else
     {