diff --git a/redisson-tomcat/redisson-tomcat-8/src/main/java/org/redisson/tomcat/RedissonSessionManager.java b/redisson-tomcat/redisson-tomcat-8/src/main/java/org/redisson/tomcat/RedissonSessionManager.java
index 735f5c93d..5023c2245 100644
--- a/redisson-tomcat/redisson-tomcat-8/src/main/java/org/redisson/tomcat/RedissonSessionManager.java
+++ b/redisson-tomcat/redisson-tomcat-8/src/main/java/org/redisson/tomcat/RedissonSessionManager.java
@@ -135,7 +135,9 @@ public class RedissonSessionManager extends ManagerBase {
     }
 
     public RTopic getTopic() {
-        return redisson.getTopic("redisson:tomcat_session_updates:" + getContext().getName());
+        String separator = keyPrefix == null || keyPrefix.isEmpty() ? "" : ":";
+        final String name = keyPrefix + separator + "redisson:tomcat_session_updates:" + getContext().getName();
+        return redisson.getTopic(name);
     }
     
     @Override