1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index a4504bef..08b1fbba 100644
--- a/configure.ac
+++ b/configure.ac
@@ -192,6 +192,7 @@ xts5/Xt8/Makefile
 xts5/Xt9/Makefile
 xts5/Xt10/Makefile
 xts5/Xt11/Makefile
+xts5/Xt12/Makefile
 xts5/SHAPE/Makefile
 xts5/XIproto/Makefile
 xts5/XI/Makefile