diff --git a/GNUmakefile b/GNUmakefile
index 8a2da69..1b6f70a 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -44,7 +44,7 @@ libobjc_C_FILES = \
 libobjcxx_CC_FILES = objcxx_eh.cc
 libobjcxx_LDFLAGS = -L./obj/$(GNUSTEP_TARGET_LDIR)/ -lstdc++ -lobjc
 
-ifeq ($(enable_legacy), no)
+ifneq ($(enable_legacy), no)
 libobjc_C_FILES += legacy_malloc.c
 libobjc_CPPFLAGS += -DNO_LEGACY
 endif