diff --git a/mode_s.c b/mode_s.c
index c28fce4..7923b0f 100644
--- a/mode_s.c
+++ b/mode_s.c
@@ -1407,12 +1407,17 @@ static const char *esTypeName(unsigned metype, unsigned mesub)
 
     case 29:
         switch (mesub) {
+        case 0:
+            return "Target state and status (V1)";
         case 1:
-            return "Target state and status";
+            return "Target state and status (V2)";
         default:
             return "Unknown";
         }
 
+    case 30:
+        return "Aircraft Operational Coordination";
+
     case 31: // Aircraft Operational Status
         switch (mesub) {
         case 0: