diff --git a/openbsc/configure.ac b/openbsc/configure.ac
index 0227d26..ce2a328 100644
--- a/openbsc/configure.ac
+++ b/openbsc/configure.ac
@@ -157,6 +157,7 @@
     tests/db/Makefile
     tests/channel/Makefile
     tests/bsc-nat/Makefile
+    tests/bsc-nat-trie/Makefile
     tests/mgcp/Makefile
     tests/gprs/Makefile
     tests/si/Makefile