--- a/configure.ac	Fri Mar 11 22:40:36 2016 -0600
+++ b/configure.ac	Fri Mar 11 23:24:57 2016 -0600
@@ -2264,6 +2264,7 @@
 		   libpurple/protocols/silc/Makefile
 		   libpurple/protocols/simple/Makefile
 		   libpurple/protocols/yahoo/Makefile
+		   libpurple/protocols/yahoo/tests/Makefile
 		   libpurple/protocols/zephyr/Makefile
 		   libpurple/tests/Makefile
 		   libpurple/purple.h