diff --git a/av98.py b/av98.py
index 31aec44..8bf9fd2 100755
--- a/av98.py
+++ b/av98.py
@@ -366,7 +366,7 @@ Slow internet connection?  Use 'set timeout' to be more patient.""")
 
         # Validate header
         status, meta = header.split(maxsplit=1)
-        if len(header) > 1024 or len(status) != 2 or not status.isnumeric():
+        if len(meta) > 1024 or len(status) != 2 or not status.isnumeric():
             print("ERROR: Received invalid header from server!")
             f.close()
             return