Index: uspace/lib/c/Makefile
===================================================================
--- uspace/lib/c/Makefile	(revision 7218fe6b2a633b85c30cc17b7392712ed1b9163c)
+++ uspace/lib/c/Makefile	(revision 8db09e4ffaee17ba3226367a0a44dd24c32fa0a3)
@@ -153,4 +153,8 @@
 	$(ARCH_SOURCES)
 
+TEST_SOURCES = \
+	test/main.c \
+	test/sprintf.c
+
 include $(USPACE_PREFIX)/Makefile.common