diff --git a/share/completions/md5sum.fish b/share/completions/md5sum.fish
index a759dfc39..e83ac637a 100644
--- a/share/completions/md5sum.fish
+++ b/share/completions/md5sum.fish
@@ -1,10 +1,13 @@
 complete -c md5sum -d "Compute and check message digest" -r
 complete -c md5sum -s b -l binary -d 'Read in binary mode'
 complete -c md5sum -s c -l check -d "Read sums from files and check them"
-complete -c md5sum -s t -l text -d 'Read in text mode'
-complete -c md5sum -l quiet -d 'Don''t print OK for each successfully verified file'
-complete -c md5sum -l status -d 'Don''t output anything, status code shows success'
-complete -c md5sum -s w -l warn -d 'Warn about improperly formatted checksum lines'
+complete -c md5sum -l tag -d 'Create a BSD-style checksum'
+complete -c md5sum -s t -l text -d 'Read in text mode (default)'
+complete -c md5sum -s z -l zero -d 'End each output line with NUL, not newline, and disable file name escaping'
+complete -c md5sum -l ignore-missing -d 'Don\'t fail or report status for missing files'
+complete -c md5sum -l quiet -d 'Don\'t print OK for each successfully verified file'
+complete -c md5sum -l status -d 'Don\'t output anything, status code shows success'
 complete -c md5sum -l strict -d 'With --check, exit non-zero for any invalid input'
+complete -c md5sum -s w -l warn -d 'Warn about improperly formatted checksum lines'
 complete -c md5sum -l help -d 'Display help text'
 complete -c md5sum -l version -d 'Output version information and exit'