@@ -172,8 +172,8 @@
 		 ${EXCEPTIONS_EXCEPTIONS_LIB_A}	\
 		 ${FORWARDING_FORWARDING_LIB_A}
 
 include ../buildsys.mk
 
-CPPFLAGS += -I. -I.. -Iexceptions -Iruntime
+CPPFLAGS += -I. -I.. -Iexceptions -Iruntime -DOF_COMPILING_OBJFW
 LD = ${OBJC}
 LDFLAGS += ${REEXPORT_LIBOBJC}