diff --git a/dev/flags/show-fd-to-flags.sh b/dev/flags/show-fd-to-flags.sh
index 29757c3204..2ee9e379bb 100755
--- a/dev/flags/show-fd-to-flags.sh
+++ b/dev/flags/show-fd-to-flags.sh
@@ -1,2 +1,2 @@
 #!/bin/sh
-awk '{print $12}' | grep cflg= | sort | uniq -c | sort -nr | while read a b; do c=${b##*=}; d=$(${0%/*}/flags conn $c);d=${d##*= }; printf "%6d %s    %s\n" $a "$b" "$d";done
+grep -o 'cflg=[0-9a-fx]*' | sort | uniq -c | sort -nr | while read a b; do c=${b##*=}; d=$(${0%/*}/flags conn $c);d=${d##*= }; printf "%6d %s    %s\n" $a "$b" "$d";done