diff --git a/src/yuzu/CMakeLists.txt b/src/yuzu/CMakeLists.txt
index 2eb86d6e59..31b65c04c4 100644
--- a/src/yuzu/CMakeLists.txt
+++ b/src/yuzu/CMakeLists.txt
@@ -151,6 +151,12 @@ target_link_libraries(yuzu PRIVATE common core input_common video_core)
 target_link_libraries(yuzu PRIVATE Boost::boost glad Qt5::OpenGL Qt5::Widgets)
 target_link_libraries(yuzu PRIVATE ${PLATFORM_LIBRARIES} Threads::Threads)
 
+target_compile_definitions(yuzu PRIVATE
+    # Use QStringBuilder for string concatenation to reduce
+    # the overall number of temporary strings created.
+    -DQT_USE_QSTRINGBUILDER
+)
+
 if (YUZU_ENABLE_COMPATIBILITY_REPORTING)
     target_compile_definitions(yuzu PRIVATE -DYUZU_ENABLE_COMPATIBILITY_REPORTING)
 endif()
diff --git a/src/yuzu/game_list_p.h b/src/yuzu/game_list_p.h
index 3db0e90da9..2cf5c58a0f 100644
--- a/src/yuzu/game_list_p.h
+++ b/src/yuzu/game_list_p.h
@@ -95,7 +95,7 @@ public:
             if (row2.isEmpty())
                 return row1;
 
-            return row1 + "\n    " + row2;
+            return QString(row1 + "\n    " + row2);
         }
 
         return GameListItem::data(role);