24 November 2015, 20:03 GMT
MOSCOW (Sputnik) – According to the Mosaique radio station, the law enforcement officers seized modified hunting weapons, significant stocks of explosives and detonators during the raid.
The investigators also found military camouflage clothing and a night-vision device in the building.
Tunisian security forces have stepped up security at tourist sites and airports after a bomb explosion in a bus carrying elite presidential guards killed at least 13 people and injured 20 on November 24.
Islamic State terrorists claimed responsibility for the attack.
