diff --git a/src/main/resources/META-INF/persistence.xml b/src/main/resources/META-INF/persistence.xml
index a2f1c7e..72f423b 100644
--- a/src/main/resources/META-INF/persistence.xml
+++ b/src/main/resources/META-INF/persistence.xml
@@ -9,6 +9,9 @@
         <class>com.loafle.overflow.agent.model.Agent</class>
         <class>com.loafle.overflow.email.model.EmailAuth</class>
         <class>com.loafle.overflow.target.model.Target</class>
+        <class>com.loafle.overflow.crawler.model.Crawler</class>
+        <class>com.loafle.overflow.crawler.model.CrawlerInputItem</class>
+        <class>com.loafle.overflow.crawler.model.CrawlerInputItemMapping</class>
         <properties>
             <property name="javax.persistence.jdbc.url" value="jdbc:postgresql://192.168.1.106:5432/postgres" />
             <property name="javax.persistence.jdbc.driver" value="org.postgresql.Driver" />