A registered sex offender in Nebraska has entered a plea agreement in connection with charges he sent text messages to someone he thought was a 13-year-old girl.

Scottsbluff radio station KNEB reports Matthew Crable of Bayard entered a no contest plea Tuesday to a charge of enticement by electronic communication device. Child pornography charges were dismissed.

Crable was arrested in September after a state investigator posed as a 13-year-old girl and began communicating with him. He was arrested after he asked the state investigator to meet him for sex

Authorities were investigating Crable after a telephone number was traced to him that sent text messages to an 11-year-old girl.

Crable’s sentencing is set for Feb. 4. His attorney did not immediately return a message Tuesday.