alienate (someone's) affections

Translations
отчуждать чьи-то чувства
The new policy alienated the affections of the loyal customers.
Новая политика отчуждала чувства лояльных клиентов.
Definitions
To cause someone to feel estranged or disconnected from their feelings of love or fondness towards another person, often through actions or behaviors that create distance or resentment.