diff --git a/bopher-ng.sh b/bopher-ng.sh
index 7c1c67e..b74b8bf 100755
--- a/bopher-ng.sh
+++ b/bopher-ng.sh
@@ -66,7 +66,7 @@ trap clear_term INT
 
 # fetch any Gopher resource
 gophetch() { # args: host, port, selector[, input]
-  exec 4<>/dev/tcp/$1/$2   # bind the descriptor 3 to a /dev/tcp pseudo-device
+  exec 4<>/dev/tcp/$1/$2   # bind the descriptor 4 to a /dev/tcp pseudo-device
   if [[ -z "$4" ]]; then
     printf '%s\r\n' "$3" >&4 # send the selector string (printf is more reliable)
   else