diff --git a/cpu/mc1322x/Makefile.mc1322x b/cpu/mc1322x/Makefile.mc1322x
index 6d62d95a4..40dfd945c 100644
--- a/cpu/mc1322x/Makefile.mc1322x
+++ b/cpu/mc1322x/Makefile.mc1322x
@@ -34,6 +34,7 @@ AS       = $(CROSS)as
 AR       = $(CROSS)ar
 NM       = $(CROSS)nm
 OBJCOPY  = $(CROSS)objcopy
+OBJDUMP  = $(CROSS)objdump
 STRIP    = $(CROSS)strip
 
 PROJECT_OBJECTFILES += ${addprefix $(OBJECTDIR)/,$(CONTIKI_TARGET_MAIN:.c=.o)}
@@ -123,4 +124,6 @@ CUSTOM_RULE_C_TO_CO=yes
 	$(TRACE_CC)
 	$(Q)$(CC) $(LDFLAGS) $(CFLAGS) -nostartfiles -o $@ $(filter-out %.a %.lds,$^) $(filter %.a,$^) $(filter %.a,$^)
 
+%.lst: %.elf
+	$(OBJDUMP) -DS $< > $@