Premanand Maharaj Ji
How do I avoid pride when I do seva in a temple or ashram?
Offer your seva to Bhagwan
Offer every seva to Bhagwan by saying "Krishnarpanamastu" (let it be offered to Krishna). Once offered, even the ego becomes pure and turns into being Bhagwan's servant.
Keep offering it to Bhagwan. Whatever seva you do, offer it to Bhagwan: Krishnarpanamastu. Whatever seva you did for two hours, Krishnarpanamastu.