In Maven, we add the following dependencies: 

<dependencies>
 <dependency>
   <groupId>com.fasterxml.jackson.module</groupId>
   <artifactId>jackson-module-kotlin</artifactId>
   <version>${jackson_version}</version>
 </dependency>
 <dependency>
   <groupId>org.jetbrains.kotlin</groupId>
   <artifactId>kotlin-reflect</artifactId>
   <version>${kotlin_version}</version>
 </dependency>
</dependencies>