diff --git a/src/core/libraries/audio3d/audio3d.cpp b/src/core/libraries/audio3d/audio3d.cpp
index bac497840..2ddbcd890 100644
--- a/src/core/libraries/audio3d/audio3d.cpp
+++ b/src/core/libraries/audio3d/audio3d.cpp
@@ -189,7 +189,7 @@ s32 PS4_SYSV_ABI sceAudio3dDeleteSpeakerArray() {
 s32 PS4_SYSV_ABI sceAudio3dGetDefaultOpenParameters(OrbisAudio3dOpenParameters* params) {
     LOG_DEBUG(Lib_Audio3d, "called");
     if (params) {
-        *params = OrbisAudio3dOpenParameters{
+        auto default_params = OrbisAudio3dOpenParameters{
             .size_this = 0x20,
             .granularity = 0x100,
             .rate = OrbisAudio3dRate::ORBIS_AUDIO3D_RATE_48000,
@@ -197,6 +197,7 @@ s32 PS4_SYSV_ABI sceAudio3dGetDefaultOpenParameters(OrbisAudio3dOpenParameters*
             .queue_depth = 2,
             .buffer_mode = OrbisAudio3dBufferMode::ORBIS_AUDIO3D_BUFFER_ADVANCE_AND_PUSH,
         };
+        memcpy(params, &default_params, 0x20);
     }
     return ORBIS_OK;
 }
@@ -445,7 +446,7 @@ s32 PS4_SYSV_ABI sceAudio3dPortOpen(const OrbisUserServiceUserId user_id,
     }
 
     *port_id = id;
-    std::memcpy(&state->ports[id].parameters, parameters, sizeof(OrbisAudio3dOpenParameters));
+    std::memcpy(&state->ports[id].parameters, parameters, parameters->size_this);
 
     return ORBIS_OK;
 }