diff --git a/build.gradle b/build.gradle
index c3372bcd..2a38701c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -32,6 +32,10 @@ dependencies {
     annotationProcessor 'org.projectlombok:lombok'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+
+    //geometry
+    implementation 'com.fasterxml.jackson.core:jackson-databind'
+    implementation 'org.locationtech.jts.io:jts-io-common:1.20.0'
 }
 
 tasks.named('test') {