--- a/Makefile	Wed Feb 27 11:37:27 2013 +0100
+++ b/Makefile	Wed Feb 27 11:48:29 2013 +0100
@@ -54,6 +54,7 @@
 
 clean: FORCE
 	$(RM) $(RMFLAGS) build/*.${OBJ_EXT}
+	$(RM) $(RMFLAGS) build/*.${LIB_EXT}
 
 FORCE: