The Berks County Sheriff's Department is asking for your help in locating Melvin Ruiz-Caquias.
The Reading man, whose last known address was the Hope Rescue Mission, is being sought on a felony charge of criminal trespass.
Ruiz-Caquias, 40, was placed on probation in May 2012 and then violated that probation, officials said.
A warrant for his arrest was issued on Dec. 5, 2012.
If you know of Ruiz-Caquias' whereabouts, you're asked to call the Berks County Sheriff's Department at 610-478-6390.
You can find more of Berks County's "most wanted" on the sheriff's department's website.