keycloak-aplcache

diff --git a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureEntity.java b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureEntity.java
index e742bbc..8bb05e7 100644
--- a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureEntity.java
+++ b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureEntity.java
@@ -1,9 +1,11 @@
 package org.keycloak.models.sessions.infinispan.entities;
 
+import java.io.Serializable;
+
 /**
  * @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
  */
-public class LoginFailureEntity {
+public class LoginFailureEntity implements Serializable {
 
     private String username;
     private String realm;

diff --git a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureKey.java b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureKey.java
index f8dbe87..69d2e05 100644
--- a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureKey.java
+++ b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/entities/LoginFailureKey.java
@@ -1,9 +1,11 @@
 package org.keycloak.models.sessions.infinispan.entities;
 
+import java.io.Serializable;
+
 /**
  * @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
  */
-public class LoginFailureKey {
+public class LoginFailureKey implements Serializable {
 
     private final String realm;
     private final String username;