Jackson is ignoring spring.jackson.property-naming-strategy=SNAKE_CASE.
I am using springBootVersion 1.4.2.RELEASE. In my application.properties file, I have added
For the record, to solve a similar problem I added this to my application.properties and it worked well:
spring.jackson.property-naming-strategy=SNAKE_CASE
Note, you don't need to fully qualify the SNAKE_CASE like in other answers