diff --git a/pom.xml b/pom.xml
index e0318c0..eacf40b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <groupId>com.loafle.overflow</groupId>
     <artifactId>commons-java</artifactId>
     <packaging>jar</packaging>
-    <version>1.0.63-SNAPSHOT</version>
+    <version>1.0.64-SNAPSHOT</version>
     <name>com.loafle.overflow.commons-java</name>
 
     <properties>
diff --git a/src/main/java/com/loafle/overflow/model/infra/InfraHost.java b/src/main/java/com/loafle/overflow/model/infra/InfraHost.java
index 109c01c..d81ed3d 100644
--- a/src/main/java/com/loafle/overflow/model/infra/InfraHost.java
+++ b/src/main/java/com/loafle/overflow/model/infra/InfraHost.java
@@ -86,7 +86,7 @@ public class InfraHost extends Infra {
   /**
    * @return the infraHostIPs
    */
-  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)
+  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, mappedBy = "infraHost")
   public List<InfraHostIP> getInfraHostIPs() {
     return infraHostIPs;
   }
@@ -101,7 +101,7 @@ public class InfraHost extends Infra {
   /**
    * @return the infraHostPorts
    */
-  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)
+  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, mappedBy = "infraHost")
   public List<InfraHostPort> getInfraHostPorts() {
     return infraHostPorts;
   }
@@ -116,7 +116,7 @@ public class InfraHost extends Infra {
   /**
    * @return the infraHostApplications
    */
-  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)
+  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, mappedBy = "infraHost")
   public List<InfraHostApplication> getInfraHostApplications() {
     return infraHostApplications;
   }
@@ -131,7 +131,7 @@ public class InfraHost extends Infra {
   /**
    * @return the infraHostDaemons
    */
-  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)
+  @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, mappedBy = "infraHost")
   public List<InfraHostDaemon> getInfraHostDaemons() {
     return infraHostDaemons;
   }
diff --git a/src/main/java/com/loafle/overflow/model/infra/InfraHostApplication.java b/src/main/java/com/loafle/overflow/model/infra/InfraHostApplication.java
index 053a7b1..53c6292 100644
--- a/src/main/java/com/loafle/overflow/model/infra/InfraHostApplication.java
+++ b/src/main/java/com/loafle/overflow/model/infra/InfraHostApplication.java
@@ -45,7 +45,6 @@ public class InfraHostApplication {
     this.name = name;
   }
 
-
   @Temporal(TemporalType.TIMESTAMP)
   @Column(name = "CREATE_DATE", nullable = false, columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", insertable = false, updatable = false)
   public Date getCreateDate() {