diff --git a/configure.ac b/configure.ac
index 7943b8034b..e5ad5ac168 100644
--- a/configure.ac
+++ b/configure.ac
@@ -491,6 +491,7 @@ examples/queue4/Makefile
 examples/thread/Makefile
 examples/typefind/Makefile
 examples/xml/Makefile
+examples/indexing/Makefile
 tools/Makefile
 docs/Makefile
 docs/devhelp/Makefile