Index: uspace/lib/c/arch/arm32/Makefile.common
===================================================================
--- uspace/lib/c/arch/arm32/Makefile.common	(revision f1e496af637432abdf7e852c2265299f7ff19ea8)
+++ uspace/lib/c/arch/arm32/Makefile.common	(revision db71e2af5cdfe169de296e6f39b3e5eda7a966f6)
@@ -28,5 +28,5 @@
 #
 
-GCC_CFLAGS += -ffixed-r9 -mtp=soft -fno-omit-frame-pointer -mapcs-frame -march=$(subst _,-,$(PROCESSOR))
+GCC_CFLAGS += -ffixed-r9 -mtp=soft -fno-omit-frame-pointer -mapcs-frame -march=$(subst _,-,$(PROCESSOR_ARCH))
 
 ifeq ($(CONFIG_FPU),y)