diff --git a/validator/pom.xml b/validator/pom.xml
index ca728123..ee0c0f3f 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -35,6 +35,11 @@
 
     </properties>
     <dependencies>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>library</artifactId>
+            <version>2.5.8-SNAPSHOT</version>
+        </dependency>
         <!-- for java9 -->
         <dependency>
             <groupId>javax.xml.bind</groupId>