diff --git a/build.gradle b/build.gradle
index 61f286a..8f63d53 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,11 +14,15 @@
 }
 
 dependencies {
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-core', version: '2.11.0'
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.11.0'
+    compile group: 'com.fasterxml.jackson.core', name: 'jackson-annotations', version: '2.11.0'
     implementation 'org.springframework.boot:spring-boot-starter-jersey'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
     providedRuntime 'org.springframework.boot:spring-boot-starter-tomcat'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
+
 }
 
 test {