diff --git a/DuetPkg/Library/DuetSerialIoLib/DuetSerialIoLib.inf b/PcAtChipsetPkg/Library/SerialIoLib/DuetSerialIoLib.inf
similarity index 100%
rename from DuetPkg/Library/DuetSerialIoLib/DuetSerialIoLib.inf
rename to PcAtChipsetPkg/Library/SerialIoLib/DuetSerialIoLib.inf
diff --git a/DuetPkg/Library/DuetSerialIoLib/SerialPortLib.c b/PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c
similarity index 100%
rename from DuetPkg/Library/DuetSerialIoLib/SerialPortLib.c
rename to PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c