Gurriel's hamstring injury is believed to be fairly minor, Nick Piecoro of The Arizona Republic reports. Manager Torey Lovullo said Saturday the hope is Gurriel will be able to return from the injured list when first eligible.
Houser didn't factor into the decision in Saturday's 10-3 win over the White Sox, giving up three runs on seven hits over 4.2 innings. He struck out five without walking a batter.