diff --git a/shell-completion/bash/journalctl b/shell-completion/bash/journalctl
index 056cdbce70..4a7e0da1ab 100644
--- a/shell-completion/bash/journalctl
+++ b/shell-completion/bash/journalctl
@@ -51,7 +51,7 @@ _journalctl() {
                        [ARG]='-b --boot --this-boot -D --directory --file -F --field
                               -o --output -u --unit --user-unit -p --priority
                               --vacuum-size --vacuum-time'
-                [ARGUNKNOWN]='-c --cursor --interval -n --lines --since --until
+                [ARGUNKNOWN]='-c --cursor --interval -n --lines -S --since -U --until
                               --after-cursor --verify-key -t --identifier
                               --root -M --machine'
         )