--- a/Makefile	Sat Mar 22 16:25:49 2014 +0100
+++ b/Makefile	Sat Mar 22 17:23:07 2014 +0100
@@ -30,11 +30,15 @@
 
 all: clean compile
 	
-compile: build
+compile: build build/rules
 	cd src; $(MAKE)
 
 build:
 	$(MKDIR) build
+
+build/rules:
+	$(MKDIR) build/rules
 	
 clean:
 	$(RM) -f -R build
+	$(RM) -f -R build/rules