diff --git a/Makefile b/Makefile
index d99cf78..b5d1602 100644
--- a/Makefile
+++ b/Makefile
@@ -670,7 +670,7 @@
     OPTIONS_OBJS += $(DEVICEATLAS_LIB)/dac.o
   endif
   OPTIONS_OBJS += addons/deviceatlas/da.o
-  DEVICEATLAS_CFLAGS += $(if $(DEVICEATLAS_INC),-I$(DEVICEATLAS_INC))
+  DEVICEATLAS_CFLAGS += $(if $(DEVICEATLAS_INC),-I$(DEVICEATLAS_INC)) $(if $(DEVICEATLAS_SRC),-DDATLAS_DA_NOCACHE)
 endif
 
 # Use 51DEGREES_SRC and possibly 51DEGREES_INC and 51DEGREES_LIB to force path