Initially used to warn residents of impending danger during World War II, Denmark doesn’t get too much use out of their civil defense sirens anymore, but they still need to make sure they’re in working order with an occasional test. Y’know, just in case.

However, if they’re ever in an emergency and find the sirens out of order, they can just call on this helpful pup named Knud to alert their citizens. After hearing the test, he decided to pitch in with his own howls.

(source Bebebebe1987)

That’s some serious dedication to the safety of his fellow countryman. And it’s seriously adorable.