St Simon’s Church was devastated by a fire in July.
The building was extensively damaged during the fire in July.
Detective Inspector Kenny McDonald, Drumchapel CID, said: “We know this fire has been devastating and has caused much distress to the local and wider community. Along with our partners we will continue to support our communities.
“I would like to reassure the public that we are not looking for anyone else in connection with the incident and officers will continue to patrol the area.”