diff --git a/lapdm/LAPDm_RAW_PT.ttcn b/lapdm/LAPDm_RAW_PT.ttcn
index 02b0b13..06225bb 100644
--- a/lapdm/LAPDm_RAW_PT.ttcn
+++ b/lapdm/LAPDm_RAW_PT.ttcn
@@ -3,6 +3,7 @@
  * all kinds of hand-crafted LAPDm frames for testing of the remote LAPDm layer */
 module LAPDm_RAW_PT {
 	import from GSM_Types all;
+	import from GSM_RR_Types all;
 	import from Osmocom_Types all;
 	import from L1CTL_Types all;
 	import from L1CTL_PortType all;