diff --git a/cpu/cc2538/Makefile.cc2538 b/cpu/cc2538/Makefile.cc2538
index bc39b6e3e..2294354c4 100644
--- a/cpu/cc2538/Makefile.cc2538
+++ b/cpu/cc2538/Makefile.cc2538
@@ -3,6 +3,7 @@ CPP     = arm-none-eabi-cpp
 LD      = arm-none-eabi-gcc
 AR      = arm-none-eabi-ar
 OBJCOPY = arm-none-eabi-objcopy
+OBJDUMP = arm-none-eabi-objdump
 NM      = arm-none-eabi-nm
 
 ifndef SOURCE_LDSCRIPT
@@ -19,6 +20,7 @@ LDFLAGS += -T $(LDSCRIPT)
 LDFLAGS += -Wl,--gc-sections,--sort-section=alignment
 LDFLAGS += -Wl,-Map=$(@:.elf=-$(TARGET).map),--cref,--no-warn-mismatch
 OBJCOPY_FLAGS += -O binary --gap-fill 0xff
+OBJDUMP_FLAGS += --disassemble --source --disassembler-options=force-thumb
 
 ### Are we building with code size optimisations?
 ifeq ($(SMALL),1)
@@ -82,6 +84,9 @@ CUSTOM_RULE_LINK=1
 %.bin: %.elf
 	$(OBJCOPY) $(OBJCOPY_FLAGS) $< $@
 
+%.lst: %.elf
+	$(OBJDUMP) $(OBJDUMP_FLAGS) $< > $@
+
 ### We don't really need the .hex and .bin for the .$(TARGET) but let's make
 ### sure they get built
 %.$(TARGET): %.elf %.hex %.bin