diff --git a/product/project-celadon_clk.cfg b/product/project-celadon_clk.cfg
index 045ff97a..404678eb 100644
--- a/product/project-celadon_clk.cfg
+++ b/product/project-celadon_clk.cfg
@@ -15,10 +15,7 @@ EVMM_CMPL_FLAGS += \
  -DMODULE_TSC \
  -DMODULE_VMEXIT_INIT\
  -DPACK_LK \
- -DMODULE_ACPI \
- -DMODULE_VTD \
- -DDMAR_MAX_ENGINE=4 \
- -DSKIP_DMAR_GPU
+ -DMODULE_ACPI
 
 EVMM_CMPL_FLAGS += \
  -DAP_START_IN_HLT