diff --git a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/ClientSessionAdapter.java b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/ClientSessionAdapter.java
index 0dc6299..0b804b4 100755
--- a/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/ClientSessionAdapter.java
+++ b/model/sessions-infinispan/src/main/java/org/keycloak/models/sessions/infinispan/ClientSessionAdapter.java
@@ -178,7 +178,7 @@ public class ClientSessionAdapter implements ClientSessionModel {
if (entity.getUserSessionNotes() == null) {
entity.setUserSessionNotes(new HashMap<String, String>());
}
- entity.getNotes().put(name, value);
+ entity.getUserSessionNotes().put(name, value);
update();
}