diff --git a/Makefile b/Makefile
index 3b5ee1d3..cdd3d9b5 100755
--- a/Makefile
+++ b/Makefile
@@ -60,7 +60,7 @@ CUSTOMDEFINES += -DBL_VER_MJ=$(BLVERSION_MAJOR) -DBL_VER_MN=$(BLVERSION_MINOR) -
 CUSTOMDEFINES += -DNYX_VER_MJ=$(NYXVERSION_MAJOR) -DNYX_VER_MN=$(NYXVERSION_MINOR) -DNYX_VER_HF=$(NYXVERSION_HOTFX) -DNYX_VER_RL=$(NYXVERSION_REL)
 
 # BDK defines.
-CUSTOMDEFINES += -DBDK_MALLOC_NO_DEFRAG -DBDK_MC_ENABLE_AHB_REDIRECT -DBDK_EMUMMC_ENABLE
+CUSTOMDEFINES += -DBDK_MALLOC_NO_DEFRAG -DBDK_EMUMMC_ENABLE
 CUSTOMDEFINES += -DBDK_WATCHDOG_FIQ_ENABLE -DBDK_RESTART_BL_ON_WDT
 CUSTOMDEFINES += -DGFX_INC=$(GFX_INC) -DFFCFG_INC=$(FFCFG_INC)
 
diff --git a/nyx/Makefile b/nyx/Makefile
index 24c75b3e..e7b3fa9b 100644
--- a/nyx/Makefile
+++ b/nyx/Makefile
@@ -73,7 +73,7 @@ CUSTOMDEFINES := -DNYX_LOAD_ADDR=$(NYX_LOAD_ADDR) -DNYX_MAGIC=$(NYX_MAGIC)
 CUSTOMDEFINES += -DNYX_VER_MJ=$(NYXVERSION_MAJOR) -DNYX_VER_MN=$(NYXVERSION_MINOR) -DNYX_VER_HF=$(NYXVERSION_HOTFX) -DNYX_VER_RL=$(NYXVERSION_REL)
 
 # BDK defines.
-CUSTOMDEFINES += -DBDK_MC_ENABLE_AHB_REDIRECT -DBDK_MINERVA_CFG_FROM_RAM -DBDK_HW_EXTRA_DEINIT -DBDK_SDMMC_EXTRA_PRINT
+CUSTOMDEFINES += -DBDK_MINERVA_CFG_FROM_RAM -DBDK_HW_EXTRA_DEINIT -DBDK_SDMMC_EXTRA_PRINT
 CUSTOMDEFINES += -DGFX_INC=$(GFX_INC) -DFFCFG_INC=$(FFCFG_INC)
 
 #CUSTOMDEFINES += -DDEBUG