Story highlights CF-18 Hornets bomb a garrison near ISIS' de facto capital of Raqqa, Canada says

The Canadian military has conducted dozens of strikes against ISIS in Iraq

(CNN) Canadian fighter jets have carried out their first airstrike against ISIS in Syria, hitting one of the Sunni militant group's garrisons.

The CF-18 Hornets bombed near ISIS' de facto capital of Raqqa, Canada's Department of National Defence said Wednesday. It described the strike as successful.

Canadian forces are part of the U.S.-led coalition trying to stem the extremist group's bloody advances in Iraq and Syria. Canadian warplanes have conducted dozens of strikes against ISIS targets in Iraq since November.

'A genocidal terrorist organization'

Canadian Prime Minister Stephen Harper announced plans last month to expand the airstrikes into Syria.

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