diff --git a/Makefile b/Makefile
index b43e13f..1983aaf 100755
--- a/Makefile
+++ b/Makefile
@@ -67,7 +67,7 @@ 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=$(NYXVERSION_HOTFX) -DNYX_RESERVED=$(NYXVERSION_RSVD)
 
 # BDK defines.
-CUSTOMDEFINES += -DBDK_MC_ENABLE_AHB_REDIRECT -DBDK_EMUMMC_ENABLE
+CUSTOMDEFINES += -DBDK_MALLOC_NO_DEFRAG -DBDK_MC_ENABLE_AHB_REDIRECT -DBDK_EMUMMC_ENABLE
 CUSTOMDEFINES += -DGFX_INC=$(GFX_INC) -DFFCFG_INC=$(FFCFG_INC)
 
 #CUSTOMDEFINES += -DDEBUG