diff --git a/completers/ln_completer/cmd/root.go b/completers/ln_completer/cmd/root.go
index a70940cd03..4948bd9529 100644
--- a/completers/ln_completer/cmd/root.go
+++ b/completers/ln_completer/cmd/root.go
@@ -18,6 +18,7 @@ func Execute() error {
 func init() {
 	carapace.Gen(rootCmd).Standalone()
 
+	rootCmd.Flags().BoolS("F", "F", false, "allow the superuser to attempt to hard link directories")
 	rootCmd.Flags().BoolS("b", "b", false, "like --backup but does not accept an argument")
 	rootCmd.Flags().String("backup", "", "make a backup of each existing destination file")
 	rootCmd.Flags().BoolP("directory", "d", false, "allow the superuser to attempt to hard link directories")
@@ -35,6 +36,7 @@ func init() {
 	rootCmd.Flags().BoolP("verbose", "v", false, "print name of each linked file")
 	rootCmd.Flags().Bool("version", false, "output version information and exit")
 
+	rootCmd.MarkFlagsMutuallyExclusive("directory", "F")
 	rootCmd.Flag("backup").NoOptDefVal = " "
 
 	carapace.Gen(rootCmd).FlagCompletion(carapace.ActionMap{