Cobourg police are looking for whoever put a flag with a swastika on it over a Canadian flag at a west-end home.
Police say the incident happened on Friday and was done without the knowledge of the homeowners.
READ MORE: Canadian Armed Forces investigating member for alleged involvement in hate network
The flag, which was taken down by police, was installed using zip ties.
Police say they canvassed the neighbourhood looking for evidence and are asking anyone with information to call them or Crime Stoppers.
WATCH (April 15, 2019): Holocaust survivor educates youth on hate crimes