diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn
index 7f993c4..9db18d3 100644
--- a/msc/MSC_Tests.ttcn
+++ b/msc/MSC_Tests.ttcn
@@ -46,6 +46,7 @@
 import from MGCP_Types all;
 import from MGCP_Templates all;
 import from SDP_Types all;
+import from SDP_Templates all;
 
 import from GSUP_Types all;
 import from GSUP_Templates all;