diff --git a/src/frontend/qt_sdl/CMakeLists.txt b/src/frontend/qt_sdl/CMakeLists.txt
index 0ae6ecea..24261030 100644
--- a/src/frontend/qt_sdl/CMakeLists.txt
+++ b/src/frontend/qt_sdl/CMakeLists.txt
@@ -222,4 +222,10 @@ if (UNIX AND NOT APPLE)
 
     install(FILES ${CMAKE_SOURCE_DIR}/res/net.kuribo64.melonDS.desktop DESTINATION ${CMAKE_INSTALL_PREFIX}/share/applications)
     install(TARGETS melonDS BUNDLE DESTINATION ${CMAKE_BINARY_DIR} RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
+
+    if (NOT USE_QT6)
+        set_target_properties(melonDS PROPERTIES
+            INTERPROCEDURAL_OPTIMIZATION OFF
+            INTERPROCEDURAL_OPTIMIZATION_RELEASE OFF)
+    endif()
 endif()