diff --git a/pcsx2/VMManager.cpp b/pcsx2/VMManager.cpp
index 4b1768aff04570..2cb267113e9df6 100644
--- a/pcsx2/VMManager.cpp
+++ b/pcsx2/VMManager.cpp
@@ -3044,6 +3044,11 @@ void VMManager::WarnAboutUnsafeSettings()
 		append(ICON_PF_MICROCHIP,
 			TRANSLATE_SV("VMManager", "VU Clamp Mode is not set to default, this may break some games."));
 	}
+	if (EmuConfig.Cpu.ExtraMemory)
+	{
+		append(ICON_PF_MICROCHIP,
+			TRANSLATE_SV("VMManager", "128MB RAM is enabled. Compatibility with some games may be affected."));
+	}
 	if (!EmuConfig.EnableGameFixes)
 	{
 		append(ICON_FA_GAMEPAD,