openfeign

To elaborate on @M-deinum’s comment, setting Spring Boot version to 2.3.4.RELEASE (instead of 2.4.2 in my case) solved the issue. In gradle this meant changing: plugins { id ‘org.springframework.boot’ version ‘2.4.2’ … } To plugins { id ‘org.springframework.boot’ version ‘2.3.4.RELEASE’ … }