Cleanup examples binaries
diff --git a/Makefile b/Makefile
index 84d9367..ccf7f9f 100644
--- a/Makefile
+++ b/Makefile
@@ -2209,7 +2209,7 @@
rm -f $(obj)examples/hello_world $(obj)examples/timer \
$(obj)examples/eepro100_eeprom $(obj)examples/sched \
$(obj)examples/mem_to_mem_idma2intr $(obj)examples/82559_eeprom \
- $(obj)examples/smc91111_eeprom \
+ $(obj)examples/smc91111_eeprom $(obj)examples/interrupt \
$(obj)examples/test_burst
rm -f $(obj)tools/img2srec $(obj)tools/mkimage $(obj)tools/envcrc \
$(obj)tools/gen_eth_addr