diff --git a/os/ports/GCC/ARM/rules.mk b/os/ports/GCC/ARM/rules.mk
index 14b19f109..8ccdbefca 100644
--- a/os/ports/GCC/ARM/rules.mk
+++ b/os/ports/GCC/ARM/rules.mk
@@ -57,7 +57,7 @@ ODFLAGS	= -x --syms
 ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(<:.s=.lst) $(ADEFS)
 CFLAGS   = $(MCFLAGS) $(OPT) $(CWARN) -Wa,-alms=$(<:.c=.lst) $(DEFS)
 CPPFLAGS = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(<:.cpp=.lst) $(DEFS)
-ifeq ($(LINK_GC),yes)
+ifeq ($(USE_LINK_GC),yes)
   LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--gc-sections $(LLIBDIR)
 else
   LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch $(LLIBDIR)