diff --git a/configure.in b/configure.in
index 4c827b0..a8e3f20 100644
--- a/configure.in
+++ b/configure.in
@@ -112,4 +112,5 @@
 	tests/timer/Makefile
 	tests/sms/Makefile
 	tests/msgfile/Makefile
+	tests/ussd/Makefile
 	Makefile)