diff --git a/src/xenia/gpu/register_table.inc b/src/xenia/gpu/register_table.inc
index 9aa649742..3ab07abd5 100644
--- a/src/xenia/gpu/register_table.inc
+++ b/src/xenia/gpu/register_table.inc
@@ -47,6 +47,10 @@ XE_GPU_REGISTER(0x0D04, kDword, SQ_EO_RT)
 
 XE_GPU_REGISTER(0x0C85, kDword, PA_CL_ENHANCE)
 
+// Set with WAIT_UNTIL = WAIT_3D_IDLECLEAN
+XE_GPU_REGISTER(0x0E00, kDword, UNKNOWN_0E00)
+XE_GPU_REGISTER(0x0E40, kDword, UNKNOWN_0E40)
+
 XE_GPU_REGISTER(0x0E42, kDword, UNKNOWN_0E42)
 
 XE_GPU_REGISTER(0x0F01, kDword, RB_BC_CONTROL)