diff --git a/rpcs3/rpcs3qt/game_list_frame.cpp b/rpcs3/rpcs3qt/game_list_frame.cpp
index 71d485730c..06b3e9e28e 100644
--- a/rpcs3/rpcs3qt/game_list_frame.cpp
+++ b/rpcs3/rpcs3qt/game_list_frame.cpp
@@ -5,6 +5,7 @@
 #include "table_item_delegate.h"
 #include "custom_table_widget_item.h"
 #include "input_dialog.h"
+#include "localized.h"
 
 #include "Emu/Memory/vm.h"
 #include "Emu/System.h"
@@ -293,7 +294,9 @@ bool game_list_frame::IsEntryVisible(const game_info& game)
 		{
 			return m_categoryFilters.contains(qstr(game->info.category));
 		}
-		return category::CategoryInMap(game->info.category, Localized().category.cat_boot);
+
+		const auto cat_boot = Localized().category.cat_boot;
+		return cat_boot.find(qstr(game->info.category)) != cat_boot.end();
 	};
 
 	const QString serial = qstr(game->info.serial);
diff --git a/rpcs3/rpcs3qt/game_list_frame.h b/rpcs3/rpcs3qt/game_list_frame.h
index 1ea6fd5c1d..b7b2558ea7 100644
--- a/rpcs3/rpcs3qt/game_list_frame.h
+++ b/rpcs3/rpcs3qt/game_list_frame.h
@@ -10,7 +10,6 @@
 #include "persistent_settings.h"
 #include "game_compatibility.h"
 #include "category.h"
-#include "localized.h"
 
 #include <QMainWindow>
 #include <QToolBar>
@@ -20,19 +19,6 @@
 
 #include <memory>
 
-namespace category
-{
-	inline bool CategoryInMap(const std::string& cat, const localized_cat& map)
-	{
-		auto map_contains_category = [s = qstr(cat)](const auto& p)
-		{
-			return p.second == s;
-		};
-
-		return std::find_if(map.begin(), map.end(), map_contains_category) != map.end();
-	}
-}
-
 /* Having the icons associated with the game info simplifies logic internally */
 struct gui_game_info
 {
diff --git a/rpcs3/rpcs3qt/gui_settings.cpp b/rpcs3/rpcs3qt/gui_settings.cpp
index 4e493285c4..ca40b4a3cd 100644
--- a/rpcs3/rpcs3qt/gui_settings.cpp
+++ b/rpcs3/rpcs3qt/gui_settings.cpp
@@ -2,6 +2,7 @@
 
 #include "game_list_frame.h"
 #include "qt_utils.h"
+#include "localized.h"
 
 #include <QCoreApplication>
 #include <QMessageBox>