diff --git a/epan/dissectors/packet-gsm_a_bssmap.c b/epan/dissectors/packet-gsm_a_bssmap.c
index deb3e4109c..128fb2b181 100644
--- a/epan/dissectors/packet-gsm_a_bssmap.c
+++ b/epan/dissectors/packet-gsm_a_bssmap.c
@@ -2630,7 +2630,7 @@ static const range_string speech_version_id_rvals[] = {
     { 0x02,     0x04, "Reserved" },
     { 0x05,     0x05, "GSM speech half rate version 1" },
     { 0x06,     0x10, "Reserved" },
-    { 0x11,     0x11, "GSM speech full rate version 1" },
+    { 0x11,     0x11, "GSM speech full rate version 2 (EFR)" },
     { 0x12,     0x14, "Reserved" },
     { 0x15,     0x15, "GSM speech half rate version 2" },
     { 0x16,     0x20, "Reserved" },
@@ -2638,11 +2638,11 @@ static const range_string speech_version_id_rvals[] = {
     { 0x22,     0x24, "Reserved" },
     { 0x25,     0x25, "GSM speech half rate version 3 (AMR)" },
     { 0x26,     0x40, "Reserved" },
-    { 0x41,     0x41, "GSM speech full rate version 4" },
-    { 0x42,     0x42, "GSM speech full rate version 5" },
+    { 0x41,     0x41, "GSM speech full rate version 4 (AMR-WB)" },
+    { 0x42,     0x42, "GSM speech full rate version 5 (AMR-WB)" },
     { 0x43,     0x44, "Reserved" },
-    { 0x45,     0x45, "GSM speech half rate version 6" },
-    { 0x46,     0x46, "GSM speech half rate version 4" },
+    { 0x45,     0x45, "GSM speech half rate version 6 (AMR)" },
+    { 0x46,     0x46, "GSM speech half rate version 4 (AMR-WB)" },
     { 0x47,     0x7f, "Reserved" },
 
     { 0, 0, NULL },