Can't locate object method "route" via package "Mojolicious::Routes"

[eserte]

The test suite started to fail, possibly because of a Mojolicious 9.x incompatibility:

Can't locate object method "route" via package "Mojolicious::Routes" at lib/Mojolicious/Plugin/Prove.pm line 41.
t/basic.t ................ 
Dubious, test returned 255 (wstat 65280, 0xff00)
No subtests run 
Can't locate object method "route" via package "Mojolicious::Routes" at lib/Mojolicious/Plugin/Prove.pm line 41.
t/file.t ................. 
Dubious, test returned 255 (wstat 65280, 0xff00)
No subtests run 
Can't locate object method "route" via package "Mojolicious::Routes" at lib/Mojolicious/Plugin/Prove.pm line 41.
... etc ...