Them joining NATO is an eventual thing.

Secretary of State Antony Blinken reaffirmed the U.S. commitment for Ukraine to eventually join NATO but held back commitments ahead of the alliance’s annual summit, which will take place in Washington in July.

https://thehill.com/homenews/administration/4575126-blinken-ukraine-nato-membership/

And they have previously mentioned it's conditional. The fact that they are actively at war means

https://thehill.com/homenews/administration/4091302-white-house-nato-membership-for-ukraine-isnt-likely-soon-would-put-alliance-at-war-with-russia/?segment=11k9ll0is_amp_id*aFU4X2N0elVDV0hhQWNyVG9QSjhUSDNIenFsbE5fTWJtNUlrZTNFWWgzdjlESDMxWDlfLTU4STI1QkYwRW9XTQ..

Them joining NATO is an eventual thing.

Secretary of State Antony Blinken reaffirmed the U.S. commitment for Ukraine to eventually join NATO but held back commitments ahead of the alliance’s annual summit, which will take place in Washington in July.

https://thehill.com/homenews/administration/4575126-blinken-ukraine-nato-membership/

And they have previously mentioned it's conditional

https://thehill.com/homenews/administration/4091302-white-house-nato-membership-for-ukraine-isnt-likely-soon-would-put-alliance-at-war-with-russia/?segment=11k9ll0is_amp_id*aFU4X2N0elVDV0hhQWNyVG9QSjhUSDNIenFsbE5fTWJtNUlrZTNFWWgzdjlESDMxWDlfLTU4STI1QkYwRW9XTQ..