diff --git a/test/Makefile.am b/test/Makefile.am
index 23ec498..5bd2d0e 100755
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -104,3 +104,7 @@
 	ThriftTest.thrift \
 	FastbinaryTest.py \
 	README.md
+
+precross-%:
+	$(MAKE) -C $* precross
+precross: precross-py precross-rb precross-c_glib precross-cpp precross-perl precross-php precross-go