diff --git a/model/jpa/src/main/java/org/keycloak/models/jpa/session/PersistentUserSessionEntity.java b/model/jpa/src/main/java/org/keycloak/models/jpa/session/PersistentUserSessionEntity.java
index a2f0143..af47a13 100644
--- a/model/jpa/src/main/java/org/keycloak/models/jpa/session/PersistentUserSessionEntity.java
+++ b/model/jpa/src/main/java/org/keycloak/models/jpa/session/PersistentUserSessionEntity.java
@@ -50,7 +50,7 @@ public class PersistentUserSessionEntity {
@Column(name = "REALM_ID", length = 36)
protected String realmId;
- @Column(name="USER_ID", length = 36)
+ @Column(name="USER_ID", length = 255)
protected String userId;
@Column(name = "LAST_SESSION_REFRESH")