Green Day frontman Billie Joe Armstrong has taken to Instagram to share a photo of himself in front of a vocal microphone with the caption “January 2016.” Check it out:

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January 2016

A photo posted by Billie Joe Armstrong (@billiejoearmstrong) on

Is the photo Armstrong’s way of telling us Green Day are in the studio recording new music? According to Green Day Authority, this matches the January recording timeframe that they’ve heard.

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Green Day’s previous album trilogy, ¡Uno!, ¡Dos!, and ¡Tré!, was released in succession at the end of 2012. They surprised fans with a new Christmas song, “Xmas Time Of The Year,” on Dec. 24.

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