diff --git a/doc/manuals/chapters/counters_generated.adoc b/doc/manuals/chapters/counters_generated.adoc
index 526ed014f..49f2589c4 100644
--- a/doc/manuals/chapters/counters_generated.adoc
+++ b/doc/manuals/chapters/counters_generated.adoc
@@ -10,12 +10,12 @@ These counters and their description based on OsmoMSC 1.4.0 (OsmoMSC).
 [options="header"]
 |===
 | Name | Reference | Description
-| loc_update_type:attach | <<msc_loc_update_type:attach>> | Received location update imsi attach requests.
-| loc_update_type:normal | <<msc_loc_update_type:normal>> | Received location update normal requests.
-| loc_update_type:periodic | <<msc_loc_update_type:periodic>> | Received location update periodic requests.
-| loc_update_type:detach | <<msc_loc_update_type:detach>> | Received location update detach indication.
-| loc_update_resp:failed | <<msc_loc_update_resp:failed>> | Rejected location updates.
-| loc_update_resp:completed | <<msc_loc_update_resp:completed>> | Successful location updates.
+| loc_update_type:attach | <<msc_loc_update_type:attach>> | Received Location Update (IMSI Attach) requests.
+| loc_update_type:normal | <<msc_loc_update_type:normal>> | Received Location Update (LAC change) requests.
+| loc_update_type:periodic | <<msc_loc_update_type:periodic>> | Received (periodic) Location Update requests.
+| loc_update_type:detach | <<msc_loc_update_type:detach>> | Received IMSI Detach indications.
+| loc_update_resp:failed | <<msc_loc_update_resp:failed>> | Rejected Location Updates requests.
+| loc_update_resp:completed | <<msc_loc_update_resp:completed>> | Successful Location Update procedures.
 | cm_service_request:rejected | <<msc_cm_service_request:rejected>> | Rejected CM Service Request.
 | cm_service_request:accepted | <<msc_cm_service_request:accepted>> | Accepted CM Service Request.
 | paging_resp:rejected | <<msc_paging_resp:rejected>> | Rejected Paging Response.
diff --git a/include/osmocom/msc/gsm_data.h b/include/osmocom/msc/gsm_data.h
index 60008b9d2..ca5c38aaf 100644
--- a/include/osmocom/msc/gsm_data.h
+++ b/include/osmocom/msc/gsm_data.h
@@ -65,12 +65,12 @@ enum {
 };
 
 static const struct rate_ctr_desc msc_ctr_description[] = {
-	[MSC_CTR_LOC_UPDATE_TYPE_ATTACH] = 		{"loc_update_type:attach", "Received location update imsi attach requests."},
-	[MSC_CTR_LOC_UPDATE_TYPE_NORMAL] = 		{"loc_update_type:normal", "Received location update normal requests."},
-	[MSC_CTR_LOC_UPDATE_TYPE_PERIODIC] = 		{"loc_update_type:periodic", "Received location update periodic requests."},
-	[MSC_CTR_LOC_UPDATE_TYPE_DETACH] = 		{"loc_update_type:detach", "Received location update detach indication."},
-	[MSC_CTR_LOC_UPDATE_FAILED] = 		{"loc_update_resp:failed", "Rejected location updates."},
-	[MSC_CTR_LOC_UPDATE_COMPLETED] = 	{"loc_update_resp:completed", "Successful location updates."},
+	[MSC_CTR_LOC_UPDATE_TYPE_ATTACH] = 		{"loc_update_type:attach", "Received Location Update (IMSI Attach) requests."},
+	[MSC_CTR_LOC_UPDATE_TYPE_NORMAL] = 		{"loc_update_type:normal", "Received Location Update (LAC change) requests."},
+	[MSC_CTR_LOC_UPDATE_TYPE_PERIODIC] = 		{"loc_update_type:periodic", "Received (periodic) Location Update requests."},
+	[MSC_CTR_LOC_UPDATE_TYPE_DETACH] = 		{"loc_update_type:detach", "Received IMSI Detach indications."},
+	[MSC_CTR_LOC_UPDATE_FAILED] = 		{"loc_update_resp:failed", "Rejected Location Update requests."},
+	[MSC_CTR_LOC_UPDATE_COMPLETED] = 	{"loc_update_resp:completed", "Successful Location Update procedures."},
 	[MSC_CTR_CM_SERVICE_REQUEST_REJECTED] = {"cm_service_request:rejected", "Rejected CM Service Request."},
 	[MSC_CTR_CM_SERVICE_REQUEST_ACCEPTED] = {"cm_service_request:accepted", "Accepted CM Service Request."},
 	[MSC_CTR_PAGING_RESP_REJECTED] = 	{"paging_resp:rejected", "Rejected Paging Response."},