diff --git a/tools/mavlogdump.py b/tools/mavlogdump.py
index 133f6efb2..d1b38b437 100755
--- a/tools/mavlogdump.py
+++ b/tools/mavlogdump.py
@@ -379,7 +379,7 @@ def match_type(mtype, patterns):
     elif args.verbose and istlog:
         mavutil.dump_message_verbose(sys.stdout, m)
         print("")
-    elif args.verbose and isbin:
+    elif args.verbose and hasattr(m,"dump_verbose"):
         m.dump_verbose(sys.stdout)
         print("")
     else: