diff --git a/Common/x64Emitter.cpp b/Common/x64Emitter.cpp
index 30ad2a6b90..539fc7eeae 100644
--- a/Common/x64Emitter.cpp
+++ b/Common/x64Emitter.cpp
@@ -1497,8 +1497,8 @@ void XEmitter::MOVQ_xmm(OpArg arg, X64Reg src)
 	else
 	{
 		arg.operandReg = src;
-		arg.WriteRex(this, 0, 0);
 		Write8(0x66);
+		arg.WriteRex(this, 0, 0);
 		Write8(0x0f);
 		Write8(0xD6);
 		arg.WriteRest(this, 0);