diff --git a/openbsc/tests/Makefile.am b/openbsc/tests/Makefile.am
index 99ec296..1968119 100644
--- a/openbsc/tests/Makefile.am
+++ b/openbsc/tests/Makefile.am
@@ -1,4 +1,4 @@
-SUBDIRS = debug gsm0408 db channel
+SUBDIRS = debug gsm0408 db channel mgcp
 
 if BUILD_NAT
 SUBDIRS += bsc-nat