So far five FIRs have been registered in the rioting and murder case, and 118 persons arrested.
Another person was arrested today over with the killing of a man in a mob attack on a motorcycle rally taken out to celebrate Republic Day in Uttar Pradesh's Kasganj last week bringing the total to two.
Chanda Gupta had died after being shot. The killing had led to a spiral of violence in the town in which at least three shops, two buses and a car were torched.
The police had on Wednesday arrested Saleem Javaid, the main accused in the killing of Mr Gupta.
Another accused, Rahat Qureshi, was caught from Kanshi Ram Colony today, Superintendent of Police Piyush Srivastva said.
Queshi is accused of instigating a riot, the police officer said. A country-made pistol and some cartridges were also recovered from him.
The police have intensified patrolling in sensitive areas to assure people shaken by the recent violence.
More than a hundred people have been arrested so far over the clashes in Kasganj but of the three main accused in Chandan Gupta's murder, only one has been arrested and the other two - identified as Waseem and Naseem - are still on the run.