diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index 37d15b8..d893601 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -74,6 +74,7 @@
 import from TELNETasp_PortType all;
 import from BTS_Tests_LAPDm all;
 
+friend module BTS_Tests_ASCI;
 friend module BTS_Tests_SMSCB;
 friend module BTS_Tests_VAMOS;
 friend module BTS_Tests_virtphy;