An 18-year-old Lakewood High School student is facing charges after police say he brought a machete to campus-- and hid it in a trombone case.

A St. Petersburg school resource officer arrested Dequan Maybell on Wednesday. He told police he brought the 28-inch machete to school because he was going to do yard work immediately after school.

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The officer said Maybell concealed the machete inside a trombone case in the band room. Another student discovered it when they were going to use the instrument.

Maybell is charged with possession of a weapon on school property.

Story first appeared on Fox 13.