diff --git a/payapi-sdk/build.gradle b/payapi-sdk/build.gradle
index 3523c69..e0f0d0d 100644
--- a/payapi-sdk/build.gradle
+++ b/payapi-sdk/build.gradle
@@ -59,6 +59,7 @@
     implementation 'javax.servlet:javax.servlet-api:4.0.1'
     compileOnly 'org.projectlombok:lombok:1.18.8'
     annotationProcessor 'org.projectlombok:lombok:1.18.8'
+    compile 'com.github.mwiede:feign-validation:1.0'
 
     testImplementation 'org.springframework:spring-test'
     testImplementation 'org.springframework.boot:spring-boot-test'