Budachyov signed a new contract until the end of 2026/27 season, while Zazvonkin's contract will last until December 2026.
Budachyov moved to Dynamo from Leningradets St. Petersburg in October 2020. Since then, the 21-year-old goalkeeper has played 36 matches for the second team of the White-Blues. He also has two caps at Russia U-21.
Tyumen-born Zazvonkin came to Lev Yashin Academy in the spring of 2020. Since February, the 18-year-old attacking midfielder has been playing for Dynamo-2, for which he scored 2 goals and made 4 assists in 18 matches this season. In the summer, Zazvonkin went to training camps with the first team. He regularly joins the team list of Dynamo for Russian Cup fixtures.