Chicago, IL -- (Sports Network) - Arizona Diamondbacks starting pitcher Randy Johnson was scratched from his scheduled start against the Chicago Cubs on Sunday due to wet weather conditions.

Edgar Gonzalez was tabbed to start in Johnson's place if the weather allows.

Johnson, who owns a career record of 286-151, is 2-1 with a 5.06 earned run average in five starts for Arizona this season. Gonzalez is 1-2 with a 7.20 ERA in six games -- five starts -- this season.