limit (one's) expectations

Translations
ограничить ожидания (чьи-то)
Due to budget cuts, we need to limit our expectations for the new project.
Из-за сокращения бюджета нам нужно ограничить наши ожидания от нового проекта.
Definitions
To consciously reduce or manage what one hopes for or anticipates in a situation, often to avoid disappointment or to be more realistic about possible outcomes.
Words
limit

verb
ограничивать
one's

article or possessive pronoun
свои
expectations

noun
ожидания