diff --git a/src/include/switch_types.h b/src/include/switch_types.h
index 2f94359430..2eb117e468 100644
--- a/src/include/switch_types.h
+++ b/src/include/switch_types.h
@@ -1123,7 +1123,7 @@ typedef enum {
 
 typedef enum {
 	SWITCH_CAUSE_NONE = 0,
-	SWITCH_CAUSE_UNALLOCATED = 1,
+	SWITCH_CAUSE_UNALLOCATED_NUMBER = 1,
 	SWITCH_CAUSE_NO_ROUTE_TRANSIT_NET = 2,
 	SWITCH_CAUSE_NO_ROUTE_DESTINATION = 3,
 	SWITCH_CAUSE_CHANNEL_UNACCEPTABLE = 6,
diff --git a/src/switch_channel.c b/src/switch_channel.c
index 34e85f5e2b..ebb466c710 100644
--- a/src/switch_channel.c
+++ b/src/switch_channel.c
@@ -41,7 +41,7 @@ struct switch_cause_table {
 
 static struct switch_cause_table CAUSE_CHART[] = {
 	{"NONE", SWITCH_CAUSE_NONE},
-	{"UNALLOCATED", SWITCH_CAUSE_UNALLOCATED},
+	{"UNALLOCATED_NUMBER", SWITCH_CAUSE_UNALLOCATED_NUMBER},
 	{"NO_ROUTE_TRANSIT_NET", SWITCH_CAUSE_NO_ROUTE_TRANSIT_NET},
 	{"NO_ROUTE_DESTINATION", SWITCH_CAUSE_NO_ROUTE_DESTINATION},
 	{"CHANNEL_UNACCEPTABLE", SWITCH_CAUSE_CHANNEL_UNACCEPTABLE},