diff --git a/pc-bios/acpi-dsdt.aml b/pc-bios/acpi-dsdt.aml
index 00224eabb7..75dfd1e310 100644
Binary files a/pc-bios/acpi-dsdt.aml and b/pc-bios/acpi-dsdt.aml differ
diff --git a/pc-bios/bios.bin b/pc-bios/bios.bin
index 3910875311..924bee30d5 100644
Binary files a/pc-bios/bios.bin and b/pc-bios/bios.bin differ
diff --git a/pc-bios/q35-acpi-dsdt.aml b/pc-bios/q35-acpi-dsdt.aml
index e50641cc53..cf7b085762 100644
Binary files a/pc-bios/q35-acpi-dsdt.aml and b/pc-bios/q35-acpi-dsdt.aml differ
diff --git a/roms/seabios b/roms/seabios
index a810e4e72a..4bd8aebf35 160000
--- a/roms/seabios
+++ b/roms/seabios
@@ -1 +1 @@
-Subproject commit a810e4e72a0d42c7bc04eda57382f8e019add901
+Subproject commit 4bd8aebf3534e10d9aa21e820903f2cf9120708c