--- pkg.mk.orig	Sun Jul 31 17:20:21 2016
+++ pkg.mk	Wed Feb 22 13:15:38 2017
@@ -118,7 +118,7 @@ test_units := $(wildcard test/test_*.rb)
 test: check
 check: test-unit
 test-unit: $(test_units)
-$(test_units): build
+$(test_units): 
 	$(RUBY) -I $(lib) $@ $(RUBY_TEST_OPTS)
 
 # this requires GNU coreutils variants