"Please sing this version at my wedding."
The aim is to bring down barriers that exist between police and Māori.
"Māori artists have been making incredible music since the dawn of time. Our creativity is nothing new."
Matiu Walters says the bilingual track is designed to "invite people to feel a part" of te reo Māori.
Te Wiki o Te Reo Māori is here again for another year.
More often than not, New Zealanders are making an effort to say the names of their towns and cities correctly, and the ones still holding on to their mangled pronunciations are dying out.
Spotify has seen a 75 percent increase in streams of Māori waiata globally since this time last year.
"This is a gift, this is a taonga that we have in Aotearoa New Zealand."
The app was previously only available to staff.