This commit is a hack for Bootstrap 5 In Bootstrap 4 these variables was used with map-merge() In Bootstrap 5 these variables has set only if they don't exist before PS: Another fix will be to reorder all bundle to follow Bootstrap documentation and do another logic that wasn't use before. Ref: https://getbootstrap.com/docs/5.1/customize/sass/#colors Task ID: 2766483 Part-of: odoo/odoo#95450