Rittich, 25, was recalled Friday from Stockton of the American Hockey League, where he was 5-1-0 with two shutouts, a 2.17 goals-against average and .931 save percentage.
Goaltender Jonathan Bernier will make his fourth consecutive start for the Avalanche, who open a five-game homestand. Bernier made 25 saves Friday in a 3-2 shootout loss against the Minnesota Wild. He's 2-0-1 in his past three starts with one shutout, a 1.60 goals-against average and .937 save percentage.