Passage Bio (PASG) SC 13G Passage BIO / Lynx1 Capital Management ownership change

Exhibit 99.1

JOINT FILING AGREEMENT

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.

Date:  March 29, 2024
	Lynx1 capital management lp By: Lynx1 Capital Management GP LLC, its general partner
	By:	/s/ Weston Nichols
	Name:	Weston Nichols
	Title:	Sole Member
	/s/ Weston Nichols
	WESTON NICHOLS