diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index 1ac4b92..cd31f69 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -2300,8 +2300,6 @@
 
 	gh->msg_type = GSM48_MT_CC_RELEASE;
 
-	trans->callref = 0;
-	
 	gsm48_stop_cc_timer(trans);
 	gsm48_start_cc_timer(trans, 0x308, GSM48_T308);