diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index ce87ca0..cd3db9c 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -1163,6 +1163,7 @@
 		/* FIXME: request id? close channel? */
 		return -EINVAL;
 	}
+	log_set_context(BSC_CTX_SUBSCR, subscr);
 	DEBUGP(DRR, "<- Channel was requested by %s\n",
 		subscr->name && strlen(subscr->name) ? subscr->name : subscr->imsi);