diff --git a/share/functions/__fish_complete_users.fish b/share/functions/__fish_complete_users.fish
index 42473891d..9df28299e 100644
--- a/share/functions/__fish_complete_users.fish
+++ b/share/functions/__fish_complete_users.fish
@@ -2,10 +2,10 @@
 # completion. If you just want a list of user names use __fish_print_users.
 function __fish_complete_users --description "Print a list of local users, with the real user name as a description"
     if test -x /usr/bin/getent
-        /usr/bin/getent passwd | cut -d : -f 1,5 | string replace -r ':' \t
+        command getent passwd | cut -d : -f 1,5 | string replace -r ':' \t
     else if test -x /usr/bin/dscl
         # This is the "Directory Service command line utility" used on macOS in place of getent.
-        /usr/bin/dscl . -list /Users RealName | string match -r -v '^_' | string replace -r ' {2,}' \t
+        command dscl . -list /Users RealName | string match -r -v '^_' | string replace -r ' {2,}' \t
     else if test -r /etc/passwd
         string match -v -r '^\s*#' </etc/passwd | cut -d : -f 1,5 | string replace ':' \t
     end