diff --git a/rpcs3/Emu/Cell/Modules/cellAvconfExt.cpp b/rpcs3/Emu/Cell/Modules/cellAvconfExt.cpp
index f8952bb186..95acc734d7 100644
--- a/rpcs3/Emu/Cell/Modules/cellAvconfExt.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellAvconfExt.cpp
@@ -170,6 +170,11 @@ error_code cellAudioInGetDeviceInfo(u32 deviceNumber, u32 deviceIndex, vm::ptr<C
 {
 	cellAvconfExt.todo("cellAudioInGetDeviceInfo(deviceNumber=0x%x, deviceIndex=0x%x, info=*0x%x)", deviceNumber, deviceIndex, info);
 
+	if (deviceIndex != 0 || !info)
+	{
+		return CELL_AUDIO_IN_ERROR_ILLEGAL_PARAMETER;
+	}
+
 	auto av_manager = g_fxo->get<avconf_manager>();
 
 	if (deviceNumber >= av_manager->devices.size())