diff --git a/firmware/Makefile b/firmware/Makefile
index 349b4ff..9b6e079 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -60,7 +60,7 @@ LD_TEMP = $(LD_PATH)/memory.ld
 all: $(OUTFILE).bin
 
 protect: $(OUTFILE).bin
-	$(LPCFIX) -p 2 $(OUTFILE).bin
+	$(LPCFIX) -p 1 $(OUTFILE).bin
 
 loadables: $(OUTFILE).bin
 	@cd loadable && $(MAKE)